| Name | Character | Episodes |
|---|---|---|
| Sigurd Fitzek | Kriminalmeister Kercher | 2 |
| Nikolaus Paryla | Hajek | 1 |
| Wolf Ackva | Herr Posselt | 1 |
| Dieter Kirchlechner | Ingel | 1 |
| Manfred Zapatka | Kriminalmeister Spoo | 1 |
| Wolfried Lier | Bornemann | 1 |
| Hans-Michael Rehberg | Kriminalhauptmeister Achternbuch | 1 |
| Claudia Butenuth | Annemarie Laube | 1 |