Cast
Jean-Claude Pascal
Tsar Alexander the First
Véra Valmont
Empress Marie Louise
Franz Schafheitlin
English Ambassador Lord Stewart (uncredited)
Paul Guers
French Ambassador D'Aurignac
Helmuth Lohner
Count Waldau
Charles Regnier
Prince Metternich
Helmut Qualtinger
Detective Zawadil
Rolf Wanka
Count Waldau Sr.
Erik von Loewis
General Seidelbast (uncredited)
Josef Meinrad
Baron Hager
Romy Schneider
Fanny Emmetsrieder
Hans Moser
Grandpa Emmetsrieder
Simone Paris
Marcel Marceau
Mime
Willy Maertens
Count Schleizenstein (uncredited)