Work 1. When Colonel Lucius Protheroe; the most hated man in the village of St. Mary Mead, is found dead there is no shortage of suspects. Work 2. Miss Marple is asked to solve a crime and right an injustice; there's just one problem, first she must discover what crime was committed.

"There has been a murder at Styles Court. Detective Poirot comes out of retirement to solve who would want the rich heiress Inglethorp dead, and would have the impudence to poison her. The jagged plot turns keep Poirot guessing as suspicion shifts from one peculiar character to the next." --

A widow's sudden suicide sparks rumors that she murdered her first husband, was being blackmailed, and was carrying on a secret affair with the wealthy Roger Ackroyd. The following evening, Ackroyd is murdered in his locked study, but not before receiving a letter identifying the widow's blackmailer. Kings Abbot is crawling with suspects and it's up to famous detective, Hercule Poirot, to solve the case.

"The luxurious Blue Train carries its passengers across France, from dreary wintertime England to the sunny French Riviera. When it arrives at Nice, a guard attempts to wake serene Ruth Kettering from her slumber. But she will never wake again -- she has been killed, and a heavy blow has disfigured her features almost beyond recognition. What is more, her precious rubies are missing and her ever-present maid was dismissed from the train back in Paris....

Hercule Poirot's relaxing holiday on the Cornish coast takes an unexpected turn when he meets young and pretty Nick Buckley. For it seems to Poirot that too many accidents have been happening to Nick and Poirot, with the help of Captain Hastings, is determined to prevent another accident becoming a tragedy. But even hiding Nick away in a nursing home does not prevent another attempt on Nick's life, and Poirot has to resort to subterfuge and cunning...

The unifying premise for this short story collection is the Tuesday Club: six people who meet socially one evening at Jane Marple's home and then decide to meet regularly each Tuesday night to solve a mystery which a group member must relate.

After two mysterious poisonings, Sir Charles stages a party and invites Hercule Poirot in the hopes of discovering the killer. When one of Sir Charls Cartwright's houseguests is poisoned, the master sleuth Hercule Poirot focuses his attention on the group of aristocrats and theater personalities gathered there for the weekend festivities.

Tommy and Tuppence Beresford are sleuthing in a prim seaside boarding house, frequented by genteel old ladies and retired army officers. But one of them is a spy, leader of the "fifth column" of highly placed traitors.

Lymstock is a town with more than its share of shameful secrets- a town where even a sudden outbreak of anonymous hate mail causes only a minor stir. But all that changes when one of the recipients, Mrs. Symmington, commits suicide. Her final note says "I can't go on," but Miss Marple questions the coroner's verdict of suicide. Soon nobody is sure of anyone- as secrets stop being shameful and start becoming deadly.--From back cover.