John Barrymore
— Vladimar Ivan Tsarakov
Marian Marsh
— Nana Carlova
Charles Butterworth
— Karimsky
Donald Cook
— Fedor Ivanoff
Luis Alberni
— Sergei Bankieff
Carmel Myers
— Sonya Preskoya
André Luguet
— Count Robert Renaud
Frankie Darro
— Fedor as a Boy
Chester A. Bachman
— Poster Hanger (uncredited)
Charles Brinley
— Poster Hanger (uncredited)
Boris Karloff
— Fedor's Father (uncredited)
Mae Madison
— Olga Chekova (uncredited)
Walter Miller
— Opera Spectator (uncredited)
Lee Moran
— Montmartre Cabaret Director (uncredited)
Charles Williams
— Stagehand (uncredited)
Harry Wilson
— Curtain Man (uncredited)