| Name | Character | Episodes |
|---|---|---|
| Marianne Koch | Renate Albrecht | 13 |
| Horst Frank | Pit Schaffer | 13 |
| Bruce Low | Schmitt-Hansen | 13 |
| Henning Schlüter | Pagel | 1 |
| Marius Müller-Westernhagen | Ralf | 1 |
| Judy Winter | Dagmar | 1 |
| Karl-Heinz Kreienbaum | Dr. Diwald | 1 |
| Bruno Dietrich | Henning | 1 |
| Friedrich Schütter | Direktor | 1 |
| Thomas Astan | Joe | 1 |