Ralph Dunn Movies

Filmed in the Sierra Nevada mountains near Sonora, California, this Universal serial is Universal's 40th sound-era serial. Eagle Scout Bruce Scott,...

College student, cattle baron, confused love story.

Two hoodlum brothers are brought into a hospital for gunshot wounds, and when one of them dies the other accuses their black doctor of murder.

In Puerto Rico to investigate a glut of contraband diamonds that are flooding the world's jewel market, Mr. Moto and his sidekick, a wrestler, find...

A young doctor gives up big-city success to help his father set up a small-town clinic.

Private eye Mike Shayne encounters a large amount of trouble while attempting to guard a murder witness.

Fictionalized story of the 1869 adoption of women's suffrage in Wyoming Territory. In the new-founded railroad town of Laraville, Boss Jim Cork hopes...

Private eye Phillip Marlowe wants to get out of the detective racket and into crime writing. But when he's called to the office of editor Adrienne...

Jungle Jim fights a lion and sharks trying to save an African village from those who would despoil it.

His role in the plight of an unemployed man (Humphrey Bogart) and his disabled daughter profoundly affects an intractable Irish policeman (Pat...

An innocent man -- due to a case of mistaken identity -- is beaten. Once recovered, the stockbroker tries to find the actual intended target -- a...

A singing bandleader signs on with an all-girls band.

Famous auto racing champion Joe Greer returns to his hometown to compete in a local race, discovering that his younger brother has aspirations to...

Former bootlegger Remy Marco has a slight problem with foreclosing bankers, a prospective son-in-law, and four hard-to-explain corpses.

A gangster takes a doctor and his family hostage.

A cabbie and petty thief dreams of the big heist that will end his thieving ways.

In Arizona a young woman who's being manipulated by an evil businessman is helped by the Cisco Kid who happens to be there on holiday.

Two sailors on shore leave head out for four days of partying – only to become involved in the affairs of an aspiring singer and her precocious...

Cultured Mario and outlaw Lucien, twins separated at birth, join forces to avenge their parents' death at the hands of evil Colonna. Because each...

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