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.

• 
  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