Diretor/a
Gerald Wiltshire
DIRETOR/A
Elenco (na ordem dos créditos)
Alan White
Lieutenant Commander W.J. Kingsford
Douglas Blackwell
Lieutenant Roger Lewis
Peter Marden
Sub-Lieut. Colin Weston
Alfred Hoffman
Chief Petty Officer 'Tubby' Willis
Nigel Clayton
Petty Officer Hastings
Michael Kayne
Leading Seaman Hill
Edward Burnham
Leading Cook 'Noddy' Green
Leslie Bates
Able Seaman Clarkson
Patrick Scanlan
Able Seaman Smallwood
Henry Davies
Able Seaman 'Cliff' Thomas
Christopher Gilmore
Ordinary Seaman Robins
Kenneth Gouge
Neil Forest
Michele Dotrice
Susan Forest
Paul Bogdan
Antonio Thomar
Norman Atkyns
Telegraphist
Meadows White
Deputy-Director of Operations, Admiralty
Ralph Ball
Sub-Lieut. Wilson
Tony Arpino
Italian Duty Officer
Peter Dolphin
Italian Junior Officer
Alvar Liddell
Alvar Lidell