A Mrs Ernestine Todd, from Clapham, asks Poirot to help her find her cook, Eliza, who has disappeared. Poirot, who aims to accept only really significant cases, is at first insulted by such a trivial request. However, after he sees the contents of the missing cook's trunk, he decides the case could prove to be worthy of his talents.

It occurs to Hastings that with fireworks going off all around London on November 5th (Bonfire Night), no one would take much notice of a shooting. And within hours Poirot finds himself investigating a violent death in Hastings's own mews garage. At first, it seems as if a young lady who was about to marry a self-important member of parliament killed herself - but Poirot is not happy with the suicide theory. So if it was murder, who is the killer?

Country squire Marcus Waverly calls on Poirot for help in dealing with kidnap threats against his son. Hastings is appalled by the thought of someone going around kidnapping children ("Damn it all - this is England!") and it becomes a race against time to find out who the mystery letter writer is.

At a London restaurant where he often eats, Poirot notices that another regular customer has dramatically changed the food he eats. Meanwhile, as old Anthony Gascoigne lies dying in Brighton, his estranged twin brother, Henry, falls to his death. A tragic accident, or murder? Poirot begins to see connections and decides the answer to the mystery lies in a blackberry pie.

Poirot is bored, as he has had no murder case for several weeks. A few hours later, that night, he finds himself disturbed in his apartment by the strange shooting of Mrs Grant, a resident of his own building. Two young couples find the murdered woman's body in the third-floor flat below Poirot's, and it soon appears that bigamy may be the key to the mystery.

Poirot is on holiday at the Palace Hotel, Rhodes, when an Englishwoman, Mrs Valentine Chantry, is poisoned. Is this a simple crime of passion, or is the woman's husband innocent? Poirot unravels several complicated relationships between those staying at the Palace Hotel.

Poirot and Hastings are on board a ship steaming towards Alexandria, in Egypt. Poirot recovers from his usual sea-sickness to take an interest in some fellow-passengers, especially the Clappertons. The rich Mrs Clapperton is offensively rude to lesser mortals, while Colonel Clapperton is rumoured to be not a real colonel at all, but a retired music-hall performer. On arrival at Alexandria, Mrs Clapperton is found murdered in her cabin, and Poirot finds (as usual) quite a number of suspects.

Lord Mayfield, an aircraft manufacturer, tries to trap a spy at his country house - but his plan goes terribly wrong. Lady Mayfield sends for Poirot, who tells a few home truths.

Lovely young actress Valerie St Clair, engaged to marry Prince Paul of Maurania, is the only witness to the murder of Henry Reedburn, a shady and overbearing producer. Prince Paul appeals to Poirot to save Valerie from police suspicion, and the great detective finds he has a conundrum to ponder on - 'When is a murder not a murder?'

Millionaire business man Benedict Farley, a well-known eccentric, consults Poirot about the bad dreams he has been having - he has dreamed repeatedly of killing himself. Sadly, he does not follow some good advice Poirot gives him. When Farley is found dead, Poirot fails to believe in suicide and suspects a murder plot relying on hypnosis.

Poirot and Hastings take a holiday in Cornwall, looking for peace and quiet. They meet Miss Nick Buckley, who lives near their hotel at End House, and she tells Poirot she has had three near-fatal accidents in a few weeks. He then finds a bullet hole in her hat, returns with her to End House and is drawn into a complex murder investigation.....

Poirot calls to see the veiled lady of the title (Lady Millicent Castle-Vaughn) at her London hotel. Lady Millicent is about to be married, but a mean blackmailer called Lavington has got hold of a love letter she wrote years before to another man. Lavington wants twenty thousand pounds, and Poirot makes up his mind to recover the letter himself, even if it means impersonating a Swedish locksmith.

Hastings and Poirot are playing Monopoly when they are interrupted by Lord Pearson, the elegant Chairman of the London and Shanghai Bank. The banker asks them to investigate the disappearance of a Mr Ling - a highly-valued customer who before he went missing had arranged to sell Lord Pearson a map showing the location of a long-lost silver mine. Ling is found murdered, a young stockbroker is implicated, and Poirot has to untangle a complicated plot.

Poirot travels to Cornwall, summoned by a Mrs Pengelley, who suspects her dentist husband is poisoning her because he's fallen in love with his young assistant. Unhappily, Poirot finds Mrs Pengelley dead on his arrival, so he sets out to catch her killer.

Matthew Davenheim, a rich banker, disappears on a walk from his country house to the village post office, and Inspector Japp of Scotland Yard is put onto the case. Poirot, who has developed an interest in conjuring tricks, bets Japp five pounds that he can solve the mystery without leaving his apartment.

Poirot tells a surprised Hastings he's decided to retire and suggests they take a holiday in the Lake District. On the way, Hastings befriends a young woman who is missing a collection of valuable miniatures. The case involves a famous writer and a beautiful woman in a sports car, and to the relief of Hastings Poirot's thoughts of retirement soon seem far away.

A glamorous nightclub singer turned spy has stolen the US Navy's plans for a new submarine, and an FBI agent called Burt is in London to catch her. Burt dismisses Poirot as a gumshoe, and Poirot is likewise not impressed by the self-important G-man. Poirot is drawn into the case when it appears that the submarine plans will fall into the hands of the Fascist government in Italy unless they are recovered. When Poirot meets a young couple who've got an amazing bargain on a prime apartment, he sees a connection with the spy case.

Poirot is called in when the British Prime Minister and his secretary are kidnapped in France on their way to a League of Nations conference - and he is given just a day and a half to solve the case.

Marie Marvelle, a Belgian film star, receives threatening letters from a chinaman which demand her famous diamond, the Western Star. Marie visits her old friend Hercule Poirot in London, seeking his help, and Poirot tackles the case with relish.

Recovering from the horrors of World War I, British Army officer Arthur Hastings hopes to find peace and quiet at a country manor in the English countryside. But when the matriarch dies during the night from strychnine poisoning, Hastings enlists the help of an old friend staying nearby with other war refugees to help solve the murder: former Belgian police detective Hercule Poirot.

Suggestions of a Communist conspiracy cast suspicion on a murdered woman's Russian servant. Meanwhile, Poirot has a rose named after him, and a ceremony at the Chelsea Flower Show makes him the centre of attention. Hastings receives a packet of seeds and develops hay fever.

The London and Scottish Bank is sending a huge shipment of Liberty Bonds to New York on the liner Queen Mary. Poirot, who suffers terribly from sea-sickness, is asked to see the bonds safely across the Atlantic.

Poirot attends the Victory Ball, a costume party where you are expected to dress as someone famous, as himself. However, when two members of a party of six dressed as characters from classical Italian comedy are subsequently found dead, Poirot finds himself working with Chief Inspector Japp to solve the case. The solution to the deaths of Viscount Cronshaw and Coco Courtney is to be found in determining the correct time of death and identifying an impostor at the ball. Poirot takes to the airwaves and reveals the identity of the killer on a live BBC radio broadcast.

Poirot visits a garden fete, where a wasps' nest adds to the tension. He meets the son of an old friend who has his girl-friend, a fashion model, with him, and Poirot soon suspects that they are both in danger. He has to solve a mystery which includes cyanide, failing brakes and mixed-up love lives. Meanwhile, Hastings has a new hobby which Poirot finds helpful in cracking the case.

Poirot is summoned to Marsdon by the owner of a country inn there to solve a murder. But the inn-keeper is a would-be thriller writer, and to Poirot's dismay the murder turns out to be fictional. Thankfully, though, there is soon a real (if seemingly supernatural) murder at the big house. Things get even more interesting when a young wife claims that a tree in her garden is haunted by a laughing ghost, and there are also signs of black magic from East Africa. Poirot lays a clever ambush to smoke out the killer,confident that he or she will turn out to be human.

Japp (who is really worried that failure could cost him his job) seeks Poirot's help in investigating a series of jewel thefts, and two remarkable things happen. Poirot falls in love (with the beautiful and clever Countess Vera Rossakoff) and he also meets a criminal intellect which he finds worthy of him. As the countess is his main suspect, Poirot spends most of his time with her - which for once leaves Hastings and Miss Lemon to do most of the actual detective work. In the end, this case may have to be put down as the one that got away.

Poirot is called in to help a woman who lives in fear of her husband, and he is invited to a dinner party which goes horribly wrong. Then Colonel Curtiss, the scar-faced prime murder suspect, even unwisely calls Poirot "a detective." The detective finds that the murder mystery hinges on a duel fought ten years before. He soon proves Curtiss to be the killer who pushed a stiletto blade into a trunk, straight into the head of a man hiding in the trunk. As the police take the Colonel away, he adds insult to injury by sneering at "that bloody little Frog"... but it was by getting such details wrong that he got himself caught.

Poirot prepares to spend a quiet Christmas on his own with a box of chocolates, but he has to give up his plans when the British government asks for his urgent help. Prince Farouk, a young member of the Egyptian royal family visiting London, has lost a famous ruby, and this is deemed to be a matter of national security. The Prince unwisely lent his jewel to a strange young lady who promptly vanished with it, and Poirot forms a complicated plan to catch the thieves, harnessing misdirected romantic urges.

An Australian shipping tycoon wants Poirot to check out his daughter's suitors. Then the young lady takes a trip on the Plymouth Express, and Poirot finds himself investigating a jewel theft on the train.

Hercule Poirot accompanies his friend Captain Hastings on a weekend shooting party at the home of Harrington Pace, but he isn't having a very good time. He comes down with the flu and takes to his bed but when Pace is shot dead in his study, he rises to the occasion to assist Inspector Japp in solving the case. Pace was not very likable and treated those around him badly. He refused to acknowledge his illegitimate half brother, who worked on the family estate as the gamekeeper, refusing him even a small loan that would allow him to marry. His two nephews did not benefit from the family wealth having been told they may inherit something on this death. The solution to the case lies in correctly identifying the mysterious housekeeper, Mrs. Middleton, whom Pace had hired for a month and determining her exact role in this mysterious affair.

Three bodies are found. Beside each lies a copy of the ABC Railway Guide. The police are baffled. But the killer has made one mistake. He has challenged Hercule Poirot to unmask him.

On an aeroplane flying from Paris to London, one of the other passengers is killed by a poison dart while Poirot sleeps.

Poirot believes his dentist was murdered, although Japp thinks it was a suicide.

An archaeologist dies of a heart attack shortly after opening an ancient Egyptian tomb, but his widow thinks there is dirty work at the crossroads and calls in Poirot. Poirot dismisses the idea of a mummy's curse, and by risking his own life he smokes out a murderer.

Poirot has to execute the final wishes of an old friend who has been killed.

Friends and family gather at a dinner-party to mark the second anniversary of a woman's death. The atmosphere is so charged that one almost expects the victim to come back from the dead. Meanwhile, Poirot is caught up in a coup d'etat and arrested as a spy, which prevents him from solving a murder at a French restaurant owned by an Italian in Buenos Aires... but all is not lost.

A chemical plant in 1930s Germany, threatened British business interests, murder - in pursuit of the truth, Poirot's secretary, Miss Lemon, successfully hypnotizes the murdered man's widow.

Hastings's friend Dr Hawker receives worrying news about a patient, Count Foscanti, and the body is found of a man beaten to death. Hastings's Italian roadster and Miss Lemon's new admirer turn out to have connections with each other and with the murdered man, and Poirot finds his investigation leads him into the gangland world of London's Little Italy. The story culminates in a deadly car chase.

Poirot returns to Belgium for the first time since the Great War, and there he revisits a twenty-year-old murder mystery that was never officially solved. We flash back to an eager young detective on the Brussels police force, working to serve a young woman who has come to him for help. In the process, the pin the older Poirot wears is identified.

At an auction, Hercule Poirot wants to buy an old mirror. Art dealer Gervase Chevenix outbids him for it, then offers Poirot the mirror if he will investigate a case... Chevenix believes he is being cheated by an architect, John Lake... Mrs Chevenix claims her spirit guide, an ancient Egyptian called Saphra, has warned her of an imminent death. There is a disputed will, a second unsigned will, the sound of shots behind locked doors, an apparent suicide which Poirot suspects is murder... Do not go out of the room, or you will lose the plot.

Mrs Opalsen's famous pearls are stolen, and Poirot is happily on hand to investigate. A complex theft calls for a sophisticated solution. Unfortunately, Poirot is hindered everywhere he goes by being mistaken for 'Lucky Len'.

Poirot's Christmas is interrupted by Simeon Lee, who believes his life is threatened. Simeon is soon killed and his diamonds stolen, and there is no shortage of down-trodden Lees on hand who might have done the deed.

A string of thefts at a student hostel run by Miss Lemon's sister ends in death, and Poirot has a number of plots and sub-plots to untangle, including smuggling and political manipulations. A certain mouse is the only witness to a string of murders and it also features at the climax. Meanwhile, Poirot invites Japp to stay with him while Mrs Japp is away. Hastings is also off on his travels, and the dim police inspector vies with Poirot over the cooking.

Poirot and Hastings are on holiday in Deauville and receive a visit from Paul Renauld, who believes he's being cheated by Chileans. Renauld is kidnapped and his body is later found buried in a new golf bunker. French detective Giraud unwisely challenges Poirot to catch the killer before he can. Meanwhile, Hastings is diverted by love - he has fallen heavily for an actress called Dulcie Duveen. Dulcie has a twin sister called Bella. And one of them appears to be mixed up in the killing of Renault.

Poirot and Hastings are at Lake Windermere for an attempt on the world speed-boat record. Two sisters have premonitions of danger. Soon a rich elderly widow is hurt by falling down stairs, then later she is killed by poisoning with phosphorus. The "dumb witness" Poirot must fathom to solve the mystery is a dog.

Living quietly in the small village of King's Abbot, sleuth Hercule Poirot becomes involved in the murder of successful industrialist Roger Ackroyd. The number of potential killers is almost as great as the population of the village itself. As Poirot investigates he sees that there might be a connection to the suicide of a local woman, and the death the previous year of her husband.

Lady Edgware, the well-known stage actress Jane Wilkinson has a dilemma in that her husband has consistently refused to give her a divorce. She asks Hercule Poirot to visit the man and see if there is any possibility of convincing him. Lord Edgware is nothing short of nasty treating all of those around him very badly. When he is found dead, there is no great surprise but there certainly a good number of suspects. The police believe Lady Edgware to be the culprit but she has a cast iron alibi having attended a private dinner over the time her husband was killed. There is also the man's nephew, who would inherit his fortune; his personal assistant, whom he treated very badly; and then there is the family butler who clearly has his own interests at heart.

After collapsing in front of his 'rival' Japp, being rushed into hospital and diagnosed with a weight problem that could cause a heart problem, private society detective Hercule Poirot, who must recover and hopes to lose some weight, visits a seaside health farm on "Burgh Island", in Devon, which has about the best weather in Britain, accompanied by his British friend and assistant, major Hastings. For once he needs to keep far from mysteries, but a murder happens right there: the flirtatious heiress Arlena Stewart is found strangled on a secluded beach where she went sunbathing near a cove. As usual Poirot has screens several suspects such as Christine Redfern, whose husband, journalist Patrick Redfern, was flirting with Arlena in front of Christine while Arlena's husband Kenneth Marshall and 17-year-old step son Lionel Marshall resented her own flirtations with other men. Others had much to loose by Arlena's diva-bitching in professional life. A strange guest at the resort, Major Barry, rather grimly warns Poirot and Hastings to leave as the island isn't a safe place but refuses to explain why. The mystery unravels slowly as he struggles with the exact method of the killer(s?) and especially the timing of events, for both deliberate deception and chance complicated matters.

While accompanying his friend Hastings to a dig in Iraq, Hercule Poirot becomes involved in the murder of an archaeologist's wife. The victim, Mrs. Leidner, had been receiving threatening letters signed by her first husband, who was known to have been killed in a train wreck. Did he survive? Was it his younger brother who was avenging his memory? Did Miss Johnson get rid of her rival for her employer's affections? Did Richard Carey kill the woman he publically announces that he hates? Is the French priest really who he pretends to be? And how many deaths will occur before Poirot unmasks the murderer?

Sixteen years before the action opens, Caroline Crale was charged with killing her husband, Amyas Crale, and no one doubted her guilt. She was duly tried and convicted, and died in prison while serving life, so the case was looked on as closed. But then, in the present day, Caroline's daughter Lucy Crale (who has been living overseas) receives a letter her mother wrote her before her death, claiming to be innocent. Anxious to know the truth, Lucy hires Poirot to solve the murder of her father sixteen years before, and Poirot finds a number of possible suspects who are still alive. The late lamented Amyas was well-known for having affairs with his models. Does Elsa Greer, his lover at the time of his death, hold the key to unravelling the case?

Young Elinor Carlisle, engaged to marry the dashing Roddy Winter, finds herself charged with the fatal poisoning of Mary Gerrard, her rival in love. Poirot has the job of saving Elinor's skin, but unfortunately, the evidence against her is overwhelming. If Elinor has been framed, someone has been fiendishly clever.

While on their honeymoon in Egypt, newlyweds Simon Doyle and Linett Ridgeway are constantly harassed by Simon's ex-fiancée Jackie De Bellefort who feels her ex-best friend has stolen the love of her life. A holidaying Hercules Poirot counsels Jackie to put an end to her antics, fearing that all of this can only end in tragedy. When one of the passengers is killed while on a cruise down the Nile, Poirot must sift through an odd assortment of passengers, all of whom may have something to hide. There is Linett's financial advisor from the US, her French maid who clearly has something to hide, the Austrian doctor who keeps mostly to himself and the left leaning philosopher who despises the rich.

Poirot is spending a week-end with the Angkatells, at their country house called The Hollow. The good-looking Dr John Christow is also there, with his plain wife, but he is flirting (or perhaps more) with Henrietta Savernake, a young artist. Meanwhile, Lady Angkatell is match-making between Henrietta and Edward Angkatell, to the distress of Midge, who loves Edward. Then a game of murder turns into the real thing, when Christow is shot dead by the swimming pool. Gerda Christow is found holding the gun, but was she set up? Sir Henry Angkatell asks Poirot (how could he do anything else?) to find the killer, and it soon appears that several of the house party had motives for killing Christow, including Henrietta and Lady Angkatell... then the ballistic evidence comes in, and there is a big surprise. Poirot will surely outwit the murderer. Or will he?

After traveling on the Blue Train from Calais to Nice, Hercule Poirot is pressed into service to help solve the murder of heiress Ruth Kettering who is found savagely beaten in her compartment. She was the daughter of wealthy industrialist Rufus Van Alden and very much wanted a divorce. Both her husband and her lover were on the train but she had changed rooms with another passenger, Katherine Grey, so the question naturally arises as to whether she was the intended victim. Grey may also have had enemies as she had recently inherited a very large sum of money and greedy relatives had suddenly taken a interest in her. When an attempt is subsequently made on Grey's life, this appears to the case but Poirot methodically sifts through all of the clues to determine the motive and identify the killer.

Hercule Poirot finds himself investigating the murder of his dinner host, Mr. Shaitana who was stabbed in the heart while his guests played bridge. There are 8 guests and Poirot finds himself in the company of three other investigators. The foursome interview each of the other guests in turn but make little headway until Poirot manages to reconstruct the various bridge hands played at the suspects' table. In doing so, he is able to identify one particular action that leads him to identify the killer.

His friend, solicitor Gilbert Entwhistle, asks Hercule Poirot to help solve a riddle and a murder. The riddle has to do with Richard Abernethie's will. It would seem that he changed his will immediately prior to his death, distributing all of his wealth equally among family members but excluding George Abernethie who, in all previous wills, had been the sole beneficiary. The two had supposedly argued recently, but Entwhistle suspects the new will may be a forgery. As for the murder, he would like Poirot to investigate the death of Cora Galaccio, who was violently beaten to death the day after Richard's funeral. She too had inherited from the suspect will, but are the two deaths and the will all part of a greater plot, or is there a simpler explanation?

Hercule Poirot finds himself trying to solve the mystery of the Cloade family. Rosaleen is the young widow of Gordon Cloade who was killed in a gas explosion in his London home. Rosaleen has inherited her late husband's substantial fortune and she and her brother David Hunter are refusing to share it with other members of Gordon Cloade's family. There have been persistent rumors that Rosaleen's first husband, an intrepid explorer, is still alive and as such would nullify her marriage to Gordon. What Poirot learns however is of a far greater deception that will alter everyone's perception of what they believe to their reality.

James Bentley is arrested for the murder of old Mrs McGinty. It looks like an open and shut case, but Superintendent Spence is not convinced. He turns to Poirot for help, and together with Poirot's writer friend Ariadne Oliver they set out to find the real killer.

Miss Bulstrode, the elderly headmistress of an English girls' school, is warned by a parent that she has recognized someone at the school from her days in the intelligence service. And then there is a murder, and Poirot is on hand to try to solve it. Poirot finds connections with a revolution in the Middle Eastern kingdom of Ramat and Prince Ali Yusuf's missing jewels.

Three single girls share a London flat. The first works as a secretary; the second is an artist; the third, who comes to Poirot for help, disappears believing she is a murderer. There are rumours of revolvers, flick-knives and blood stains. But, without hard evidence, it will take all Poirot's tenacity to establish whether the third girl is guilty, innocent or insane.

On holiday in Jerusalem, Poirot hears about an archaeological expedition to Syria led by the eccentric Lord Boynton and his son Leonard, who believe they are on the track of the head of St John the Baptist. Drawn to visit the dig, Poirot meets Boynton's dominating, fabulously rich, American-born second wife. However, events are overtaken by the discovery of Lady Boynton's dead body and revelations about her fortune. Poirot is given the task of finding the killer. As ever, he has no shortage of suspects.

Investigating a spy-ring Colin Race comes to Wilbraham Crescent, where he literally bumps into agency typist Sheila Webb, as she comes flying out of number 19, the home of blind ex-teacher Millicent Pebmarsh. Sheila has discovered the body of a man whose identity proves hard to confirm, surrounded by four clocks, stopped at the same time. Miss Pebmarsh does not know the man and did not ask for the services of Sheila, who is the initial chief suspect. However, as Poirot is brought in to assist Inspector Hardcastle in the case, and the murderer strikes again, Poirot comes to realise that the man was killed elsewhere and brought to Miss Pebmarsh's house. The neighbours claim to have seen nothing but Poirot believes one of them may have had a secret which was worth killing for and sets out to unmask them, as well as explaining the significance, if any, of the clocks. At the same time Colin solves his investigation but with mixed results.

Poirot is attending a dinner party when one of the guests chokes to death on a cocktail. With no trace of poison, and no apparent motive, can it be murder?

When Ariadne Oliver and her friend, Judith Butler, attend a children's Halloween party in the village of Woodleigh Common, a young girl named Joyce Reynolds boasts of having witnessed a murder from years before. Joyce's story is heard by all the party, including her strange brother Leopold, the impeccable hostess Rowena Drake, her bookish son Edmund, and the local Reverend Cottrell. Mrs Whittaker, the church organist, and Frances Drake, Rowena's feisty daughter, are dismissive of her story, but later that evening Joyce's lifeless body is discovered face-down in the apple-bobbing bucket. At Mrs Oliver's behest, Poirot travels down to Woodleigh Common to investigate the murder. Although the local police and Joyce's stepmother dismiss the dead girl's claim, Poirot takes Joyce's story seriously. Mrs Goodbody, a gossiping charwoman, tells Poirot there have been a number of suspicious deaths in the village in recent years which Joyce could indeed have witnessed, and that old curses still haunt the village - a claim supported by the affable gardener, Michael Garfield. While Poirot is busy piecing together the facts, another child is found drowned in a river. He realizes that he needs to act quickly in order to save Judith's daughter, Miranda, who is also in danger.

Poirot investigates the murder of a shady American business man stabbed in his compartment on the Orient Express, blocked by a blizzard in the Serbian mountains.

Poirot investigates a strange and gruesome murder of an elderly psychiatrist. Ariadne Oliver is pressed to try and uncover the truth behind two decade-old deaths. They soon find out that their separate investigations are linked and work together to try and solve the mystery.

Poirot reunites with his old friends Hastings, Japp, and Miss Lemon, and they are pitted against a dangerous group of dissidents as the threat of impending world war looms.

Ariadne Oliver is asked to devise a murder hunt for a Devon fête, but her sense of foreboding summons Poirot to the scene. Her fears are realized when, during the fête, the girl playing her murder victim winds up well and truly murdered.

Ariadne Oliver is asked to devise a murder hunt for a Devon fête, but her sense of foreboding summons Poirot to the scene. Her fears are realized when, during the fête, the girl playing her murder victim winds up well and truly murdered.

An ailing Poirot returns to Styles with Hastings nearly three decades after solving their first mystery together there in order to prevent an unscrupulous and ingenious serial killer from claiming more victims.