A wealthy society doctor decides to research the medical aspects of criminal behaviour by becoming one himself. He joins a gang of thieves and proceeds to wrest leadership of the gang away from its extremely resentful leader.
Edward G. Robinson
Dr. T.S. Clitterhouse
Claire Trevor
Jo Keller
Humphrey Bogart
'Rocks' Valentine
Allen Jenkins
Okay
Donald Crisp
Police Inspector Lewis Lane
Gale Page
Nurse Randolph
Henry O'Neill
Judge
John Litel
Mr. Monroe, Prosecuting Attorney
