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
