Carl Esmond

as General Von Helmuth

as Zeiss

as Professor Jan Stefánik

as Otto Hiltz

as Busch

as Baron Freddy De Chasseur

as Field Marshal Wilhelm Keitel

as Martin

as Andre Dauphin

as Emile

as Jules Verne

as Comte de Lisle

as Doctor

as Fabian

as Prof. Werner Grüter

as Michael Rainer

as Prince Semyon

as Heldman

as Pierre

as Kibar

as Dr. Ritter von Stolb

as El Hamid

as Dr. Lorenz

as Paul Millard

as Charles Regnier

as Baron Zoltan Faludi

as Uncle Bob

as Paul Carrell

as John Maitland

as Andrei

as Maj. von Behn - Nazi Commandant

as Lt. Dirk Van Daal

as Baron von Friesche

as Willi Hilfe

as Maj. Paul Dichter

as Baron Max von Alvenstor

as Carl Randall

as Richard 'Dutch' Kroner

as Lucas Kefler (uncredited)

as Andre Leemuth

as Jan Kuypens

as German Major

as Professor Bhaer

as U-Boat Captain

as Hauptmann Von Mueller

as Josef Rainer

as Graf Eduard Romanel

as Fred

as Paul Schmidt

as Fähnrich Alexander Tomsky

as Chapelou, der Postillon von Lonjumeau

as Carl

as Mirko, der Herr

as Willy Schneider

as Count Ehrenburg / Archduke Theodore

as Count Rudi von Hohenberg

as Walter Brink

as Georg Hellwig

as Oberleutnant Theo Kaiser

as Viktor Eggersdorf