The Maltese Falcon (1931)

In London, barrister Anthony Keane takes the case of Maddalena Paradine, a beautiful woman accused of poisoning her blind husband. Though happily married, Keane becomes infatuated with his enigmatic client and convinced of her innocence. His obsession clouds his judgment as he builds a defense implicating her servant, André Latour—an act that leads to devastating consequences both in court and at home.

Jane Marple solves the mystery when a local woman is poisoned and a visiting movie star seems to have been the intended victim.

A police detective falls in love with the woman whose murder he's investigating.

Cleve Marshall, an assistant district attorney, falls for Thelma Jordon, a mysterious woman with a troubled past. When Thelma becomes a suspect in her aunt's murder, Cleve tries to clear her name.

In Acapulco, Hercule Poirot attends a dinner party in which one of the guests clutches his throat and suddenly dies. The causes seem to be natural until another party with most of the same guests produces another corpse.

Not even the joys of parenthood can stop married sleuths Nick and Nora Charles from investigating a murder on a Long Island estate.

Ronnie Jackson is a lowly baby photographer who secretly fantasizes about being a private detective. When a lovely baroness actually mistakes him for one and asks him to help locate her missing husband, Baron Montay, Ronnie finds himself agreeing. Several days later he is on death row whiling away the hours until his execution by recounting to a group of reporters the bizarre tale of how he ended up there.

A mystery writer is intrigued by the tale of notorious criminal Dimitrios Makropolous, whose dead body was found washed up on the shore in Istanbul. He decides to follow the career of Dimitrios around Europe, in order to learn more about the man. Along the way he is joined by the mysterious Mr. Peters, who has his own motivation.

Ex-con turned private investigator Bradford Galt suspects someone is following him and maybe even trying to kill him. With the assistance of his spunky secretary, Kathleen Stewart, he dives deep into a mystery in search of answers.

Truck driver Mike Lambert is a down-and-out mining engineer searching for a job. When his rig breaks down in a small town, he happens upon a venomous seductress. When her boyfriend robs a bank, they intend to frame Lambert.