Cary Grant

Patrick O'Toole

Ginger Rogers

Katherine Butt-Smith

Walter Slezak

Baron Franz Von Luber

Albert Dekker

Gaston Le Blanc

Albert Bassermann

General Borelski

Ferike Boros

Elsa

Harry Shannon

Ed Cumberland

Natasha Lytess

Anna

John Banner

Von Kleinoch (uncredited)

Hans Joby

Kleinoch's Driver (uncredited)

Hans Conried

Vienna Tailor's Fitter (uncredited)

Fred Niblo

Ship's Captain (uncredited)

Fred Aldrich

German Storm Trooper (uncredited)

Frank Alten

Official Saying 'Spontaneity' (uncredited)

Felix Basch

Herr Kelman (uncredited)