Boris Karloff
David Mallory
Boris Karloff
David Mallory
Warren Hull
Jim Travers
Jean Rogers
Joan Mallory
Alan Baxter
John Baron aka The Kid
Hobart Cavanaugh
Petty Louie
Samuel S. Hinds
Steven Ranger
David Oliver
Mike Callahan
Ward Bond
Fingers
Frank Reicher
Carl - gang engineer
Edwin Maxwell
Lawyer Kruger
George Cleveland
Sam Adams - Company Engineer (uncredited)
Ruth Fallows
Waitress (uncredited)
George Humbert
Mr. Spinelli (uncredited)
Nina Campana
Mrs. Spinelli (uncredited)
Charles C. Wilson
Police Capt. Wallace (uncredited)
Chuck Hamilton
Policeman (uncredited)
John P. Fulton
Special Effects
Lloyd Corrigan
Director
Robert Presnell Sr.
Producer
William A. Pierce
Story
George Robinson
Director of Photography
Jack Pierce
Makeup Artist
Jack Moffitt
Screenplay
Tristram Tupper
Screenplay
Jack Otterson
Art Direction
Otis Garrett
Editor
Franz Waxman
Music
Charles Maxwell
Music
Gilbert Kurland
Sound Supervisor
Arthur Morton
Music
Charles Previn
Music
Edward Ward
Music
Clifford Vaughan
Music
Jess Moulin
Sound
Karl Hajos
Music
Jesse Bastian
Sound
John P. Fulton
Visual Effects
David Raskin
Music
Heinz Roemheld
Music
Loren Patrick
Art Direction