Isidore Lechat is a ruthless self-made man whose money allows him to humiliate the others, particularly a ruined noble: he wants his daughter to marry this marquis's son but the girl is in love with a young scientist.
| Writing | Léopold Marchand | Writer |
| Directing | Jean Dréville | Director |
| Editing | André Versein | Editor |
| Camera | Nicolas Bourgassoff | Director of Photography |
| Art | René Renoux | Production Design |
| Art | Henri Ménessier | Set Decoration |
| Sound | Henri Verdun | Music |
| Sound | Jacques Hawadier | Sound |