"The owner of an Illinois coal mine struggles to keep his business in operation, all the while unaware that among his employees is a saboteur planning destruction and chaos."
Chester Morris
as Pete Ramsey
Nancy Kelly
as Victory Kane
Gwen Kenyon
as Sally Vlochek
Nestor Paiva
as Big Joe Vlochek
William Henry
as Bob Ramsey
Morgan Conway
as Gary Linden
Marie McDonald
as Diana Linden
Frank Reicher
as Linden, Sr.
Joe Sawyer
as Charlie Muscles
Vince Barnett
as Alvin
William Berke
Director
William C. Thomas
Producer
William H. Pine
William H. Ziegler
Editor
Maxwell Shane
Screenplay
Fred Jackman Jr.
Director of Photography
Ben Berk
Set Decoration
John Guedel
Novel
Frank Paul Sylos
Art Direction