| Name | Character | Episodes |
|---|---|---|
| Josef Bierbichler | Friedrich Leonhardt | 6 |
| Bettina Zimmermann | Angelika Petersson | 1 |
| Denis Moschitto | Özcan | 1 |
| Kida Khodr Ramadan | Pocol | 1 |
| Gustav Peter Wöhler | Judge Lambrecht | 1 |
| Gustav Peter Wöhler | Lambrecht | 1 |
| Tomas Arana | Unknown Man | 1 |
| Fabian Busch | Young Friedhelm Fähner | 1 |
| Milena Dreißig | Frau Assmann | 1 |
| Antonio Wannek | Heiner Beck | 1 |
| Edgar Selge | Friedhelm Fähner | 1 |
| Jan Fedder | Klaus von Nordeck | 1 |
| Pit Bukowski | Ingo Lenzberger | 1 |
| Ludger Pistor | Judge | 1 |
| Adam Bousdoukos | Manolis | 1 |
| Ute Willing | Presiding Judge | 1 |
| Vladimir Burlakov | Philipp von Nordeck | 1 |
| Jockel Tschiersch | Wagner | 1 |
| Jürgen Schornagel | Schmied | 1 |
| Emilio De Marchi | Killer | 1 |
| Sesede Terziyan | Secretary | 1 |
| Sesede Terziyan | Sekretärin | 1 |
| Karim Cherif | Karim Fataris | 1 |
| Tom Jahn | Polizist | 1 |
| Rainer Sellien | Talheim | 1 |
| Peter Jordan | Kauther | 1 |
| Annette Paulmann | Ingrid Fähner | 1 |
| Wolfgang S. Zechmayer | Danninger | 1 |
| Tim Wilde | Seidel | 1 |
| Yuki Iwamoto | Kano Sakamoto | 1 |
| Britta Hammelstein | Young Ingrid Fähner | 1 |