William Holden
Capt. David Ross
Acting
Sophia Loren
Stella
Acting
Trevor Howard
Capt. Chris Ford
Acting
Bernard Lee
Cmdr. Wadlow
Acting
Oskar Homolka
Van Dam
Acting
Kieron Moore
Kane
Acting
Noel Purcell
Hotel Clerk
Acting
Bryan Forbes
Weaver
Directing
Beatrix Lehmann
Housekeeper
Acting
Rupert Davies
Baker
Acting
Russell Waters
Sparks
Acting
Sidney Vivian
Grogan
Acting
Irene Handl
Clerk
Acting
John Crawford
American Captain
Acting
Jameson Clark
English Captain
Acting
Guy Standeven
Policeman (uncredited)
Acting
Keith Faulkner
Signalman (uncredited)
Acting
Michael Caine
Seaman (uncredited)
Acting
Bart Allison
Seaman on W88 (uncredited)
Acting
Belita
Canteen Hostess (uncredited)
Acting
Pauline Chamberlain
Woman Dancing at Forces Centre (uncredited)
Acting
Keith Faulkner
Seaman on W88 (uncredited)
Acting
Renée Houston
Canteen Worker (uncredited)
Acting
Aileen Lewis
Woman With Baby in Air Raid Shelter (uncredited)
Acting
Richard Neller
Officer in Operations Room (uncredited)
Acting
Ernie Rice
Officer in Operations Room (uncredited)
Acting
Robert Rietti
Dubbing (voice) (uncredited)
Acting
John Tatham
Salvage Unit Captain (uncredited)
Acting
Reg Thomason
Soldier at Dance (uncredited)
Acting