"The crew of the American destroyer escort, the USS Haynes, detects a German U-Boat—resulting in a prolonged, deadly battle of wits."
Robert Mitchum
as Capt. Murrell
Curd Jürgens
as Kapitän von Stolberg
David Hedison
as Lt. Ware
Theodore Bikel
as Heinie Schwaffer
Russell Collins
as Doctor
Kurt Kreuger
as Von Holem
Frank Albertson
as Lt. J.G. Crain
Biff Elliot
as Quartermaster
Michael McHale
as German Soldier
Alan Dexter
as Lt. Mackeson
Joe Di Reda
as BMSN Robbins
Robert Boon
as Chief Engineer
Doug McClure
as Ens. Merry
Joe Brooks
George Ford
as Officer
Sasha Harden
as German Sailor
Ralph Manza
as Lt. Bonelli
Gordon Mitchell
Dick Powell
Director
Wendell Mayes
Screenplay
Producer
D.A. Rayner
Novel
Lyle R. Wheeler
Art Direction
Leigh Harline
Original Music Composer
Walter M. Scott
Set Decoration
Harold Rosson
Director of Photography
Albert Hogsett
Charles LeMaire
Costume Design
Arthur Lueker
Assistant Director
Stuart Gilmore
Editor
Ben Nye
Makeup Artist
Fay Babcock
Walter Rossi
Sound Effects