Hercule Poirot reveals that Simon Doyle and his former fiancée Jacqueline de Bellefort plotted together to murder Simon’s rich new wife, Linnet Ridgeway, for her fortune.

Tom Ripley kills Dickie Greenleaf, takes his place, and gets away with it.

Mariam kills Rasheed to save Laila and is executed by the Taliban.

Jack Twist dies, reportedly in a tire accident, though Ennis Del Mar suspects he was beaten to death for being gay.

Hercule Poirot reveals that the narrator, Dr.

Hercule Poirot reveals that twelve people on the train, including the coach’s conductor, each stabbed Samuel Ratchett once, who was really the kidnapper Cassetti, responsible for the death of little Daisy Armstrong.

Sam Spade discovers that Brigid O’Shaughnessy killed his partner Miles Archer, and although he may love her, he hands her over to the police.

Philip Marlowe learns that Carmen Sternwood, the younger daughter of his wealthy client, killed her sister’s husband, Rusty Regan, and that her sister Vivian covered it up with the help of the gangster Eddie Mars.

Guy Haines, who was pressured into killing Charles Bruno’s father after Bruno murdered Guy’s wife, confesses to Owen Markman, his dead wife’s lover.

Philip Ashley, convinced that his cousin Rachel is poisoning him, lets her walk across a dangerous bridge he knows is unsafe, and she falls to her death.