크레딧 출연 Laurence Harvey Lieutenant "Buster" Crabb, R.N.V.R. Michael Craig Leading Seaman Knowles Dawn Addams Third Officer Jill Masters, W.R.N.S John Clements The Admiral Sid James Chief Petty Officer Thorpe Alec McCowen Able Seaman Morgan Nigel Stock Able Seaman Fraser Ian Whittaker Ordinary Seaman Thomas Arnoldo Foà Tomolino Gianna Maria Canale Conchita Massimo Serato Forzenelli Giacomo Rossi Stuart Rosati Carlo Giustini Fellini Raymond Young Celloni David Lodge Sergeant Ewen Solon Willowdale Captain Brian Oulton Holford Howard Marion-Crawford Wing Commander Cyril Shaps Miguel Lee Montague Miguel's Mate John Lee Flag Lt. Terence Longdon Lt Bailey Ian MacNaughton Admiralty Sentry Alan Webb British Consul John Moffatt Diver Harold Siddons Army Interrogation Officer Michael Brill Naval Interrogation Officer Jack May Navy Doctor Derren Nesbitt Patrol Boat Officer Yvonne Romain Spanish Girl Jerome Willis Sailor 스텝 Marshall Pugh Writing William Fairchild Directing William Fairchild Writing Otto Heller Crew William Alwyn Sound Bertram Ostrer Production Alan Osbiston Editing Ray Hearne Camera