Ralph Richardson

Maj. Charles Hammond

Laurence Olivier

Tony McVane

Valerie Hobson

Kay Lawrence

George Merritt

Mr. Barrett

George Curzon

Jenkins

Roy Emerton

Viking First Mate

Frank Fox

Karl

Gus McNaughton

Blenkinsop, Hammond's Butler

George Butler

Air Marshal Gosport

Gordon McLeod

The Baron

Hay Petrie

Stage Door Keeper

Sandra Storme

Daphne

David Tree

R. Mackenzie

John Longden

John Peters, a Pilot

Ronald Adam

Pollack - Aviation Engineer

Patrick Aherne

Officer

Mark Daly

John - Factory Watchman

David Farrar

Viking Bo'sun

Ian Fleming

Air Ministry Officer

Franklin Kelsey

Inspector

John Laurie

Newspaper Editor

Herbert Lomas

Mattie - Fisherman

Raymond Lovell

Northern Salvage Company Manager

Gertrude Musgrove

Barmaid

Reginald Purdell

Pilot

John Robinson

Pilot

John Singer

Newspaper Boy

Lewis Stringer

Foreign Agent

Jack Vyvyan

Police Sgt

Hal Walters

Cornish Car Driver

Eileen Bennett

Minor Role

Leslie Bradley

Minor Role

Henry Caine

Minor Role

Derek Farr

Minor Role

Morland Graham

Minor Role

Sally Gray

Minor Role

Allan Jeayes

Minor Role

Colin Keith-Johnston

Minor Role

Gregory Stroud

Minor Role

Miles Malleson

Minor Role