| Name | Character | Episodes |
|---|---|---|
| Edwige Fenech | Nicole Venturi | 4 |
| Gabriele Ferzetti | Dottor Guido Braschi | 4 |
| Paolo Malco | Massimo Pierboni | 4 |
| Gudrun Landgrebe | Daniela Pierboni | 4 |
| Alida Valli | Matilde Pierboni | 4 |
| Lorenzo Flaherty | Paolo Roversi | 4 |
| Jacques Perrin | Roberto Durani | 1 |