The best Douglas Walton’s mystery movies

Gumshoe Philip Marlowe is hired by the oafish Moose Malloy to track down his former girlfriend. He's also hired to accompany an effeminate playboy buy back some jewels. When the exchange results in the playboy's murder, Marlowe can't leave the case alone, and soon discovers it's related to Malloy's. As he gets drawn deeper into a complex web of intrigue by a mysterious blonde, the detective finds his own life in increasing jeopardy.

After a woman shoots a man to death, a damning letter she wrote raises suspicions.

After receiving congratulations from the Home Secretary for solving his most recent case, Charlie is sought out by Pamela Gray, a beautiful but desperate young socialite whose brother Paul awaits execution for the murder of a weapons inventor. She is so convinced of his innocence that she becomes distraught when she overhears Neil Howard, her brother's lawyer and her fiancee, confide to the detective his belief in his client's guilt. Angered at this disclosure, she returns his ring and breaks off the engagement. Although the execution will take place in 65 hours, Charlie pledges to expose the murderer. All potential suspects are reassembled in the country mansion of family friend Geoffrey Richmond, where the murder took place, as Charlie tries to expose the real murderer before time runs out.

A police detective uses his girlfriend to track down a homicidal maniac.

Detective Philo Vance is in charge of the investigation of several mysterious murders. Things take a turn when he gathers evidence against Major Fenwicke-Ralston.

A car accident traps two men inside a car near the water. With the tide coming in, they discuss the circumstances that leading up to the accident.