In this classic film noir, insurance salesman Walter Neff (Fred MacMurray) gets roped into a murderous scheme when he falls for the sensual Phyllis Dietrichson (Barbara Stanwyck), who is intent on killing her husband (Tom Powers) and living off the fraudulent accidental death claim. Prompted by the late Mr. Dietrichson's daughter, Lola (Jean Heather), insurance investigator Barton Keyes (Edward G. Robinson) looks into the case, and gradually begins to uncover the sinister truth.

Private investigator Philip Marlowe (Humphrey Bogart) is hired by General Sternwood to help resolve the gambling debts of his wild young daughter, Carmen (Martha Vickers). Sternwood's older daughter, Vivian (Lauren Bacall), provides assistance when she implies that the situation is more complex, and also involves casino owner (John Ridgely) and a recently disappeared family friend. As people linked to the Sternwoods start being murdered, Marlowe finds himself getting ever deeper into the case.

An innocent man turns fugitive as he reconstructs events that implicate him for a murder and robbery he did not commit.

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

Johnny Farrell (Glenn Ford) is a small-time American gambler, newly arrived in Buenos Aires, Argentina. When he is caught cheating at a game of blackjack, Farrell manages to talk his way into a job with the casino's owner, the powerful Ballin Mundson (George Macready). The two form an uneasy partnership based off their mutual lack of scruples until Mundson introduces Farrell to his beautiful new wife, Gilda (Rita Hayworth), who just happens to be Farrell's ex-lover.

A screenwriter with a violent temper is a murder suspect until his lovely neighbor clears him. However, she soon starts to have her doubts.

When a car bomb explodes on the American side of the U.S./Mexico border, Mexican drug enforcement agent Miguel Vargas (Charlton Heston) begins his investigation, along with American police captain Hank Quinlan (Orson Welles). When Vargas begins to suspect that Quinlan and his shady partner, Menzies (Joseph Calleia), are planting evidence to frame an innocent man, his investigations into their possible corruption quickly put himself and his new bride, Susie (Janet Leigh), in jeopardy.