"Based on a true incident that occurred in 1942 when nine Nazi saboteurs were put ashore on the coast of Long Island, New York, by submarine, with orders to blow up various defense installations."
George Sanders
as Carl Steelman / Ernst Reiter
Ward Bond
as FBI Chief Craig
Anna Sten
as Frau Reiter
Dennis Hoey
as Col. Taeger
Sig Ruman
as Dr. Herman Holger
Ludwig Stössel
as Papa Julius Steelman
Robert Barrat
as Capt. Kranz
Poldi Dur
as Helga Lorenz (as Poldy Dur)
Ralph Byrd
as Burkhardt
Elsa Janssen
as Mama Henrietta Steelman
Rex Williams
as Eichner
Charles McGraw
as Zellerbach
Sven Hugo Borg
as Cmdr. Ullrich Hauser
Kurt Katch
as Schonzeit
Otto Reichow
as Adam, S.S. Trooper
John Banner
as Gestapo Agent
Ruth Brady
as Secretary
Etta McDaniel
as Theresa
Michael Jacoby
Story
Edward Ludwig
Director
Aubrey Wisberg
Writer
Lee S. Marcus
Producer
James Basevi
Art Direction
Nick DeMaggio
Editor
Arthur Lange
Original Music Composer
Hugo Friedhofer
Lucien N. Andriot
Director of Photography
Leigh Harline