طاقم التمثيل
John Mills
Commandant Fraser
James Robertson Justice
Admiral Ryder
Cyril Chamberlain
CPO Chubb
Lyndon Brook
Diver Navigator, X2
John Horsley
Lt. Anderson
Walter Gotell
German Officer on Tirpitz
Lee Patterson
Cox
Tony Wager
George
William Franklyn
No. 1, X2
Guido Lorraine
Officer Interpreter
Frank Lawton
Naval Officer in Briefing Room (uncredited)
John Gregson
Lieutenant Alec Duffy
Theodore Bikel
German Officer
William Russell
Ramsey
O.E. Hasse
Captain of the Tirpitz
Thomas Heathcote
Hutchins
Anthony Newley
Engineer, X2
Barry Keegan
Sailor on Towing Sub (uncredited)
Donald Sinden
Lieutenant Tom Corbett
Michael Medwin
Smart
James Kenney
Abercrombie
Harry Towb
McCleery
Raymond Francis
Officer on Towing Sub. (1)