Set in Paris (which looks more like Budapest), the story concerns a murder investigation conducted by one Judge Henri Tessier. The audience is led to believe that Robert Petrovich, estranged husband of Tessier's sweetheart Marion, is responsible for the murder.
| Writing | Jenö Szatmári | Writer |
| Art | Márton Vincze | Production Design |
| Editing | Viktor Bánky | Editor |
| Directing | André de Toth | Director |
| Writing | József Babay | Writer |
| Production | Antal Takács | Producer |
| Sound | Szabolcs Fényes | Original Music Composer |
| Camera | István Eiben | Director of Photography |