Cast & crew
Das Herz muß schweigen (1944)
Directed by Gustav Ucicky Written by Gerhard Menzel
Cast
| Paula Wessely | Maximiliane |
| Mathias Wieman | Paul |
| Rosl Dorena | Hilde Pollak |
| Rudolf Brix | Junger Knappe |
| Werner Hinz | Bonin |
| Lotte Martens | Dame |
| Franz Böheim | Erich Kempka |
| Waltraut Klein | Dame |
| Karl Ehmann | Diener |
| Erik Frey | Robert 'Rob' Nelson |
| Rolf Truxa | Emile Leopold Locque |
| Alfred Neugebauer | Sanitätsrat Heberlein |
| Lotte Lang | Emma |
| Karl Skraup | Herr Meyer |
| Ernst Pröckl | Detective Fritz |
| Gerda Brunner | Bonin |
| Mimi Shorp | Maria Schneider |
Crew
| Günther Anders | Director of Photography |
| Fritz Jüptner-Jonstorff | Production Design |
| Otto Niedermoser | Production Design |
| Karl Künzel | Executive Producer |
| Albert Bei | Costume Design |
| Hill Reihs-Gromes | Costume Design |
| Gustav Ucicky | Director |
| Henny Brünsch | Editor |
| Gerhard Menzel | Writer |
| Willy Schmidt-Gentner | Music |