Cast & crew
Wahnsinn (1919)
Directed by Conrad Veidt Written by Hermann Fellner, Margarete Lindau-Schulz
Cast
| Grit Hegesa | Marion Cavello |
| Conrad Veidt | Bankier Lorenzen |
| Reinhold Schünzel | Jörges |
| Gussy Holl |
Crew
| Hermann Fellner | Writer |
| Conrad Veidt | Director |
| Margarete Lindau-Schulz | Writer |
| Margarete Lindau-Schulz | Producer |
| Kurt Muenzer | Novel |