Cliff Robertson character Wing Commander Roy Grant
George Chakiris character Lieutenant Erik Bergman
Maria Perschy character Hilde Bergman
Harry Andrews character Air Vice-Marshal Davis
Donald Houston character Group Captain Don Barrett
Michael Goodliffe character Squadron Leader Frank Adams
John Meillon character Flight Lieutenant Gillibrand
John Bonney character Flight Lieutenant Scott
Angus Lennie character Flying Officer Hoppy Hopkinson
Scott Finch character Flying Officer Bissell
John Church character Flying Officer Evans
Barbara Archer character Rosie, barmaid at the Black Swan Inn
Sean Kelly character Lieutenant Nigel
Julian Sherrier character Flight Lieutenant Singh
Geoffrey Frederick character Flight Lieutenant Frank
Johnny Briggs character Lieutenant Jones
Suzan Farmer character WAAF Sergeant Mary Blake / Bissell
Anne Ridler character SS Interrogator
Peter Kriss character Lieutenant Maner (uncredited)
Anne Ridler character SS Interrogator (uncredited)
Cavan Malone character Ericson, Norwegian Resistance (uncredited)
Richard Shaw character Johanson, Norwegian Resistance (uncredited)
