Humphrey Bogart as Richard Mason

Alexis Smith as Evelyn Turner

Sydney Greenstreet as Mark Hamilton

Rose Hobart as Kathryn Mason

Charles Drake as Norman Holsworth

Grant Mitchell as Dr. Grant

Patrick O'Moore as Egan

Ann Shoemaker as Nora Grant

Edwin Stanley as Phillips (uncredited)

Frank Wilcox as Freston (uncredited)

Bess Flowers as Guest at Rainbow Lodge (uncredited)

Oliver Blake as Pawnbroker #1 (uncredited)

Harlan Briggs as Pawnbroker #2 (uncredited)

John Harmon as Pickpocket (uncredited)

Mary Servoss as Apartment Owner (uncredited)

Marjorie Hoshelle as Switchboard Operator (uncredited)