Wing Commander Roy Grant

Cliff Robertson

Acting

Lieutenant Erik Bergman

George Chakiris

Acting

Hilde Bergman

Maria Perschy

Acting

Air Vice-Marshal Davis

Harry Andrews

Acting

Group Captain Don Barrett

Donald Houston

Acting

Squadron Leader Frank Adams

Michael Goodliffe

Acting

Flight Lieutenant Gillibrand

John Meillon

Acting

Flight Lieutenant Scott

John Bonney

Acting

Flying Officer Hoppy Hopkinson

Angus Lennie

Acting

Flying Officer Bissell

Scot Finch

Acting

Flying Officer Evans

John Church

Acting

Rosie, barmaid at the Black Swan Inn

Barbara Archer

Acting

Lieutenant Nigel

Sean Kelly

Acting

Flight Lieutenant Singh

Julian Sherrier

Acting

Flight Lieutenant Frank

Geoffrey Frederick

Acting

Lieutenant Jones

Johnny Briggs

Acting

WAAF Sergeant Mary Blake / Bissell

Suzan Farmer

Acting

SS Interrogator

Anne Ridler

Acting

Lieutenant Maner (uncredited)

Peter Kriss

Acting

Ericson, Norwegian Resistance (uncredited)

Cavan Malone

Acting

Johanson, Norwegian Resistance (uncredited)

Richard Shaw

Acting