A secret apparatus that controls bombs by remote control is stolen from a laboratory. A federal agent is assigned to recover it, and his investigation leads him to a creepy mansion that is honeycombed with secret passage ways.
Lloyd Hughes
as Agent Ted Kelly
Sheila Bromley
as Sally Flint
Forrest Taylor
as Dr. G. Marston
Jack Mulhall
as George Lesserman
John Elliott
as Howard Walsh
Fuzzy Knight
as Lefty Hogan
Syd Saylor
as Red
Miki Morita
as Ylon
John Cowell
as Commander Wilson
