An engineer has a romance with the mistress of a rich banker but she sacrifices herself,returning to the rich man, for the best interests of the lover and his family.
| Actor | Role |
|---|---|
 Barbara LaageMargherita | Margherita |
 Armando FrancioliCarlo Rivelli | Carlo Rivelli |
 Eduardo De FilippoCommendator Cesati | Commendator Cesati |
 Marcello Giordaingegner Rivelli | ingegner Rivelli |
 Carlo HintermannGianpaolo | Gianpaolo |
| LLina Acconcipadrona di casa | padrona di casa |
| AAdolfo GeriDonati | Donati |
 Gabrielle DorziatZoe | Zoe |
| GGianna Baraglisignora Rivelli | signora Rivelli |
 Luigi TosiIl medico | Il medico |
| AArrigo BaseviNot listed | Not listed |
| AAlberto ColloNot listed | Not listed |
 Tony Di MitriNot listed | Not listed |
| EElodia MarescaNot listed | Not listed |
| EEbe Vincila cameriera | la cameriera |