| Actor | Role |
|---|---|
 Giovanni GrassoIl maestro Antonio | Il maestro Antonio |
 Mariella LottiMaria | Maria |
 Leonardo CortesePaolo Caminata | Paolo Caminata |
 Osvaldo ValentiMortens | Mortens |
| GGiorgio CostantiniFritz | Fritz |
 Germana PaolieriIva | Iva |
 Mario FerrariFavre | Favre |
| LLya NagyAnna | Anna |
| UUmberto CasiliniPerry | Perry |
| LLia LauriNot listed | Not listed |
 Giovanni PetrucciNot listed | Not listed |