Lucia Spinelli, orphaned by both parents, is taken as a housekeeper in the house of Mrs. Carla Parodi, when she reaches the age of majority, the young woman is almost forced to marry Mrs. Carla's brother. After the marriage and the birth of the first child, Parodi's intrusions on the life of the two spouses continue.
| Actor | Role |
|---|---|
 Nilla PizziLucia Spinelli | Lucia Spinelli |
 Gérard LandryAlberto Dupont | Alberto Dupont |
 Vira SilentiFiorella | Fiorella |
 Cesare FantoniLorenzo Parodi | Lorenzo Parodi |
 Elisa CeganiCarla Parodi | Carla Parodi |
 Umberto Spadarocommissario | commissario |
 Mario Passanteimpresario Vitale | impresario Vitale |
 Paola QuattriniNot listed | Not listed |
| FFrance DegandNot listed | Not listed |
 Gaetano VernaNot listed | Not listed |
| LLuisa RivelliNot listed | Not listed |
| NNino CavalieriNot listed | Not listed |
 Zoe IncrocciNot listed | Not listed |
 Giusi Raspani DandoloNot listed | Not listed |
| GGuido BarbarisiNot listed | Not listed |
| BBruno CantalamessaNot listed | Not listed |
| UUmberto AquilinoNot listed | Not listed |