Night Key
The inventor of a new top-of-the-line burglar alarm system is kidnapped by a gang in order to get him to help them commit robberies.
David Mallory
Jim Travers
Joan Mallory
John Baron aka The Kid
Petty Louie
Steven Ranger
Mike Callahan
Fingers
Carl - gang engineer
Lawyer Kruger
Sam Adams - Company Engineer (uncredited)
Waitress (uncredited)
Mr. Spinelli (uncredited)
Mrs. Spinelli (uncredited)
Police Capt. Wallace (uncredited)
Policeman (uncredited)
