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.
as Dr. T.S. Clitterhouse
as Jo Keller
as 'Rocks' Valentine
as Okay
as Police Inspector Lewis Lane
as Nurse Randolph
as Judge
as Mr. Monroe, Prosecuting Attorney
as Grant
as Tug
as Radio Announcer (voice) (uncredited)
as Millie - Mrs. Updyke's Maid (uncredited)
as Butch
as Popus
as Pat
as Rabbit
as Candy
as Lt. Johnson
as Foreman of Jury
as Guest (uncredited)
as Gambler in Room 920 (uncredited)
as Captain MacLevy (uncredited)
as Police Chemist (uncredited)
as Spectator at Robbery (uncredited)
as Mrs. Frederick R. Updyke (uncredited)
as Roberts - Updyke's Butler (uncredited)
as Alarm Company Clerk (uncredited)
as Nurse Conner (uncredited)
as Courtroom Spectator (uncredited)
as Detective Getting Rocks' Fingerprints (uncredited)
as Policeman (uncredited)
as Pedestrian at Burglary Site (uncredited)
as Surgeon (uncredited)
as Fingerprint Expert (uncredited)
as Gambler (uncredited)
as Police Sergeant (uncredited)
as Mrs. Updyke's Watchman (uncredited)
as Mrs. Ganswoort - Patient (uncredited)
as Alarm Company Operator (uncredited)
as Inspector Connors (uncredited)
as Gambler (uncredited)
as Juror (uncredited)
as Sequin Hotel Desk Clerk (uncredited)
as Bailiff (uncredited)
as Guest (uncredited)
as Second Detective (uncredited)
as Policeman (uncredited)
as Professor O.J. Ludwig (uncredited)
as Third Detective (uncredited)
as Updyke's Guest (uncredited)
as Dr. Ames (uncredited)
as Guest (uncredited)
as Patient (uncredited)
as Mrs. Jefferson - Jo's Maid (uncredited)
as Forensic (uncredited)
as First Detective - with Earphones (uncredited)
as Patricia (uncredited)
as Juror (uncredited)
as Guest (uncredited)
