| Actor | Role |
|---|---|
 Renzo MontagnaniDr. Bernardino Livi | Dr. Bernardino Livi |
 Barbara BouchetManuela e Diana Robelli | Manuela e Diana Robelli |
 Giacomo Rizzocommissario | commissario |
 Antonio FerrandisCommendator Iginio Robelli | Commendator Iginio Robelli |
 Manuel GallardoRenato | Renato |
 Cinzia de PontiIrene | Irene |
 María Luisa MerloLaura Battoni Livi | Laura Battoni Livi |
 Francisco CecilioArmando | Armando |
 Alfonso del RealNot listed | Not listed |
| FFernanda HurtadoNot listed | Not listed |
 Rossana CanghiariNot listed | Not listed |
 María RubioNot listed | Not listed |