| Name | Character | Episodes |
|---|---|---|
| Isabelle Barth | Tina | 82 |
| Tilo Prückner | Edwin Bremer | 56 |
| Helene Grass | Dr. Rosalind Schmidt | 9 |
| Marko Dyrlich | Teddy | 2 |
| David Bredin | Ralle Tomwitz | 1 |
| Dietrich Hollinderbäumer | Maldini | 1 |
| Reinout Bussemaker | René Vandervelde | 1 |
| Pit Bukowski | Mirco Schulze | 1 |
| Luca Zamperoni | Markus Schöne | 1 |
| Hildegard Schroedter | Bärbel Schulz | 1 |
| Piet Fuchs | Kalle | 1 |
| Hanno Friedrich | Seibert | 1 |
| Friederike Linke | Karla Neuhaus | 1 |
| Anna von Haebler | Jana | 1 |
| Heike Trinker | Gerda Schulze | 1 |
| Mike Hoffmann | Mark Weiss | 1 |
| Maike Jüttendonk | Nele Bloch | 1 |
| Gonny Gaakeer | Uschi Buck | 1 |
| Heike Thiem-Schneider | Kathrin | 1 |
| Gerdy Zint | Lutz Michel | 1 |
| Marcus Calvin | Rudolf Winter | 1 |
| Samuel Weiss | Dr. Brunner | 1 |
| Rolf Dennemann | Guido Schmittke | 1 |
| Anna Böger | Marta | 1 |
| Bernd Stegemann | Staatsanwalt Hombach | 1 |
| Jochen Kolenda | Dr. Weyer | 1 |
| Jochen Kolenda | Thomas Drack | 1 |