Cast & crew
The Mad Genius (1931)
Directed by Michael Curtiz Written by J. Grubb Alexander, Harvey F. Thew
Cast
| Walter Miller | Spectator |
| Chester A. Bachman | Hanger |
| Boris Karloff | (uncredited) |
| John Barrymore | Tsarakov |
| Charles Brinley | Hanger |
| Marian Marsh | Nana |
| Frankie Darro | Fedor |
| Mae Madison | Olga |
| Carmel Myers | Sonya Krasko |
| Charles Butterworth | Karimsky |
| Harry Wilson | Curtain |
| Lee Moran | (uncredited) |
| Charles Williams | Stagehand |
| André Luguet | Renaud |
| Donald Cook | Fedor |
| Luis Alberni | Sergei Barsov |
Crew
| J. Grubb Alexander | Screenplay |
| Harvey F. Thew | Screenplay |
| Barney McGill | Director of Photography |
| Anton Grot | Art Direction |
| Charles Weidman | Stunt Double |
| David Mendoza | Original Music Composer |
| Adolph Bolm | Choreographer |
| Earl Luick | Costume Design |
| Martin Brown | Theatre Play |
| Michael Curtiz | Director |
| David Mendoza | Conductor |
| Ralph Dawson | Editor |