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