U-Boat Prisoner

Bruce Bennett

Archie Gibbs

Erik Rolf

Kapitaen Ganz, The U-Boat Captain

John Abbott

Alfonse Lamont

John Wengraf

Gunther Rudehoff, Gestapo Agent

Robert B. Williams

Destroyer Commander Tom Bristol

Trevor Bardette

Convoy Ship Commander (uncredited)

Anthony Caruso

Benny, Seaman's Union Hall Man (uncredited)

Eric Feldary

Hans Braustig, Injured Sailor (uncredited)

Ray Teal

C.P.O. Shaw (uncredited)

Budd Boetticher

Co-Director

Malcolm Stuart Boylan

Additional Dialogue

Aubrey Wisberg

Screenplay

Lew Landers

Director

Archie Gibbs

Story