Ralph Richardson
Maj. Charles Hammond
Laurence Olivier
Tony McVane
Valerie Hobson
Kay Lawrence
George Merritt
Mr. Barrett
Roy Emerton
Viking First Mate
Gus McNaughton
Blenkinsop, Hammond's Butler
George Butler
Air Marshal Gosport
Hay Petrie
Stage Door Keeper
John Longden
John Peters, a Pilot
Ronald Adam
Pollack - Aviation Engineer
Mark Daly
John - Factory Watchman
David Farrar
Viking Bo'sun
Ian Fleming
Air Ministry Officer
John Laurie
Newspaper Editor
Herbert Lomas
Mattie - Fisherman
Raymond Lovell
Northern Salvage Company Manager
Lewis Stringer
Foreign Agent
Hal Walters
Cornish Car Driver
Colin Keith-Johnston
Minor Role
