"It is World War II, and while the RAF struggles to keep the Luftwaffe at bay, Britain faces an even more sinister threat from 'the enemy within'--Nazis posing as ordinary citizens. With pressure mounting, the intelligence service appoints two unlikely spies, Tommy and Tuppence Beresford. Their mission: to seek out a man and a woman from among the colorful guests at Sans Souci, a seaside hotel. But this assignment is no stroll along the promenade--N...

"Tommy and Tuppence are young, in love...and flat broke. Restless for excitement, they decide to embark on a daring business scheme: Young Adventurers Ltd. --'willing to do anything, go anywhere.' But they get more than they bargained for when their first assignment for the sinister Mr Whittington draws them into a diabolical conspiracy. It isn't long before they find themselves plunged into more danger than they ever could have imagined--a danger...

This mystery written 1886 is a story that marks the first appearance of Sherlock Holmes and Dr. Watson. The book's title derives from a speech given by a speech given by Holmes, an amateur detective, to his friend and chronicler Watson on the nature of his work, in which he describes the story's murder investigation as his "study in scarlet": "There's the scarlet thread of murder running through the colourless skein of life, our duty is to unravel...

Tommy and Tuppence Beresford return in Agatha Christie's classic Postern of Fate, to investigate a deadly poisoning sixty years after the fact. Tommy and Tuppence Beresford have just become the proud owners of an old house in an English village. Along with the property, they have inherited some worthless bric-a-brac, including a collection of antique books. While rustling through a copy of The Black Arrow, Tuppence comes upon a series of apparently...

The late Richard Abernethie's solicitor, Mr. Entwhistle, turns to Hercule Poirot after Richard's sister Cora is killed with a hatchet the day after suggesting to other family members that her wealthy brother's death may not have been natural. The bodies seem to be piling up at Enderby Hall as her companion is sent a sliver of wedding cake steeped in arsenic. A mystery complete with genealogical tree, a dubious will, and a family full of potential...

"Mr. Shaitana is famous as a flamboyant party host. Nevertheless, he is a man of whom everybody is a little afraid. So when he boasts to Hercule Poirot that he considers murder an art form, the detective has some reservations about accepting a party invitation to view Shaitana's "private collection." Indeed, what begins as an absorbing evening of bridge is to turn into a more dangerous game altogether."--Back cover

When Lord Edgware is found murdered the police are baffled. His estranged actress wife was seen visiting him just before his death and Hercule Poirot himself heard her brag of her plan to get rid of him. But how could she have stabbed Lord Edgware in his library at exactly the same time she was seen dining with friends? It's a case that almost proves to be too much for the great Poirot.

Dr. James Mortimer, a man of science, visits Sherlock Holmes, a specialist in crime, in order to retrieve his walking stick. However, Dr. James also has a manuscript and a strange story to tell... The mysterious death of Sir Charles Baskerville is blamed on a longstanding curse that has followed the Baskerville family for two hundred years. Enigmatic sleuth, Sherlock Holmes, prepares to use his considerable mind in solving the case and uncover the...

Christmas Eve, and the Lee family's reunion is shattered by a deafening crash of furniture and a high-pitched wailing scream. Upstairs, the tyrannical Simeon Lee lies dead in a pool of blood, his throat slashed. When Hercule Poirot offers to assist, he finds an atmosphere not of mourning but of mutual suspicion. It seems everyone had their own reason to hate the old man.

Tommy and Tuppence Beresford are restless for adventure, so when they are asked to take over Blunt's International Detective Agency, they leap at the chance. Their first case is a success—the triumphant recovery of a pink pearl. Other cases soon follow—a stabbing on Sunningdale golf course; cryptic messages in the personal columns of newspapers; and even a box of poisoned chocolates. But can they live up to their slogan of "Any case solved in...