Cast
Walter Rilla
Prince Radziwill
William Tubbs
Boris
Dino Galvani
Russian Ambassador
Valentina Cortese
Elizabeth, Princess Tarakanova
Greta Gynt
Countess Loradona Camponiello
Hugh French
Captain Sergei Nikolsky
Dennis Vance
Vasska, Orloff's Aide
Ewan Roberts
Ship's Doctor
Richard Greene
Count Alexei Orloff
Binnie Barnes
Catherine - Empress of Russia