Mario Majeroni

as James Larrabee

as Count Krenko (uncredited)

as Duc de Lille

as Baldini, Opera Impresario

as Ramlan

as La Roche

as Prime Minister

as Senator Cornejo

as Silas Blackburn

as Dr. Steven Trow

as DeMaubert

as Uncle Joe Russell

as Prince Zibatchefsky

as Gaston Laroux

as Capriano

as David Mantz

as Gen. Rivas

as Henri Le Roque

as Mr. Fonesco