The Mad Genius - 6.2★

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)

Harry Wilson - Curtain Man (uncredited)