| Name | Character | Episodes |
|---|---|---|
| Renzo Montagnani | Bill Grant | 5 |
| Adriana Asti | Glenda Cooper | 5 |
| Delia Boccardo | Diana Stewart | 5 |
| Alberto Lupo | Ispettore John Clay | 5 |
| Corrado Pani | Mark Paxton | 5 |
| Nora Ricci | Kitty Ryan | 5 |
| Name | Character | Episodes |
|---|---|---|
| Renzo Montagnani | Bill Grant | 5 |
| Adriana Asti | Glenda Cooper | 5 |
| Delia Boccardo | Diana Stewart | 5 |
| Alberto Lupo | Ispettore John Clay | 5 |
| Corrado Pani | Mark Paxton | 5 |
| Nora Ricci | Kitty Ryan | 5 |