Terence Young Director, Screenwriter Omar Sharif Archduke Rudolf Actor Catherine Deneuve Maria Vetsera Actor James Mason Emperor Franz-Josef Actor Ava Gardner Empress Elizabeth Actor James Robertson Justice Prince of Wales Actor Geneviève Page Countess Larish Actor Ivan Desny Count Hoyos Actor Andréa Parisy Princess Stephanie Actor Fabienne Dali Mizzi Kaspar Actor Maurice Teynac Moritz Szeps Actor Robert Dorfmann Producer Henri Alekan Cinematographer Francis Lai Original Music Georges Wakhévitch Production Design Maurice Colasson Art Director Tony Roman Art Director Marcel Escoffier Costume Design