Bruce Bennett
Archie Gibbs
Acting
Erik Rolf
Kapitaen Ganz, The U-Boat Captain
Acting
John Abbott
Alfonse Lamont
Acting
John Wengraf
Gunther Rudehoff, Gestapo Agent
Acting
Robert B. Williams
Destroyer Commander Tom Bristol
Acting
Trevor Bardette
Convoy Ship Commander (uncredited)
Acting
Anthony Caruso
Benny, Seaman's Union Hall Man (uncredited)
Acting
Eric Feldary
Hans Braustig, Injured Sailor (uncredited)
Acting
Ray Teal
C.P.O. Shaw (uncredited)
Acting