Mario Carillo

as The Duke

as Magnoir

as Maharajah

as Count Olaf

as Marchese Valdonia

as Boris Fantomas

as Duellist #1

as King of Spain (uncredited)

as Poleon

as Count di Bonito

as Strokoff

as Lawrence 'Larry' Faneaux

as Prince Boris

as Prime Minister

as Marcel Le Blanc - French Tutor (uncredited)

as Hotel Manager

as Poleon Dufresne

as Count Valonne

as Capt. Fregonne

as Majordomo

as Moses d'Acosta

as Count Sallonica

as Lord Melville

as Count Giulo Morranni