| Name | Character | Episodes |
|---|---|---|
| Chiara Caselli | Pia Lazzaroni | 52 |
| Ulrike Kriener | Susanne | 52 |
| Christoph M. Ohrt | Theo Augustin | 52 |
| Heiner Lauterbach | H. Zimmermann | 1 |
| Rolf Zacher | Axel | 1 |
| Armin Rohde | Polizist Nützel | 1 |
| Angela Roy | Evelyn | 1 |
| Leonard Lansink | Penner | 1 |
| Jan Fedder | Markus | 1 |
| Gert Haucke | Professor Krüger | 1 |
| Hannes Jaenicke | Holger | 1 |
| Joachim Król | Gabriel Longius | 1 |
| Ute Christensen | Barbara | 1 |
| Sabi Dorr | Holthaus | 1 |
| Wolf-Dietrich Berg | Hochegger | 1 |
| Oliver Stritzel | Daniel | 1 |