The best William Powell’s mystery movies

A husband and wife detective team takes on the search for a missing inventor and almost get killed for their efforts.

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

High society sleuths Nick and Nora Charles run into a variety of shady characters while investigating a race-track murder.

Philo Vance, accompanied by his prize-losing Scottish terrier, investigates the locked-room murder of a prominent and much-hated collector whose broken Chinese vase provides an important clue.

A French diplomat who's recovered from amnesia is blackmailed over crimes he can't remember.

Sherlock Holmes is a master at solving the most impenetrable mysteries, but he has his work cut out for him on his latest case. Prince Alexis is accused of a theft that he insists he didn’t commit. The evidence is stacked against him, but Holmes’ trusted friend, Dr. Watson, vouches for the prince. As the famed detective investigates, he’s brought face to face with his most devious adversary yet — Professor Moriarty.

Society sleuths Nick and Nora Charles investigate a murder in a jazz club.

On a trip to visit his parents, detective Nick Charles gets mixed up in a murder investigation.

Nick and Nora Charles investigate when Nora's cousin reports her disreputable husband is missing, and find themselves in a mystery involving the shady owners of a popular nightclub, a singer and her dark brother, the cousin's forsaken true love, and Nora's bombastic and controlling aunt.

Catherine Sykes disappears after a midnight drive with Professor Andrew Gentling . When she's presumed murdered, his friend Martha convinces him that he's a prime suspect and should investigate before he's arrested.

When a dancer disappears from a theater, Clay Dalzell is asked to investigate, leading him on a trail of murder and deception.

Relations between Dr. 'Brad' Bradford and ex-wife Paula are surprisingly romantic. They divorced because Brad hated being dragged into murder mysteries, to which mystery writer Paula is addicted. But through horse trainer Mike North, Brad is embroiled in the case of a jockey who died of "heart failure" during a race. As they pursue clues, Paula pursues Brad for remarriage, and assorted hoods pursue the Bradfords.

A criminal lawyer's wife faces blackmail when she has an affair.

A ruthless, crooked stockbroker is murdered at his luxurious country estate, and detective Philo Vance just happens to be there; he decides to find out who killed him.

A beautiful showgirl, name "the Canary" is a scheming nightclub singer. Blackmailing is her game and with that she ends up dead. But who killed "the Canary". All the suspects knew and were used by her and everyone had a motive to see her dead. The only witness to the crime has also been 'rubbed out'. Only one man, the keen, fascinating, debonair detective Philo Vance, would be able to figure out who is the killer. Written by Tony Fontana

Philo Vance investigates when a murderer preys upon members of a wealthy family on New York's Upper East Side.

John Nelson, a well-to-do businessman, is escorting a woman he knows as Ethel Barry to the door of her apartment suite when a man steps out of the shadows and angrily demands to know where she has been. The embarrassed Nelson excuses himself and goes to his rooms in the same hotel. The woman rushes into his apartment followed by the man who met her in the hall. The man threatens her with violence and Nelson comes to her defense. In the ensuing fight, the man is knocked out of the window and falls to his death to the pavement many stories down. He is charged with the killing and his only witness that can prove self-defense for him has disappeared, and can not be found.