| Name | Character | Episodes |
|---|---|---|
| Martin Armknecht | Kommissar Quandt | 18 |
| Florian Fitz | David Kohlhoff | 1 |
| Andrea Sawatzki | Magdalena Dorst | 1 |
| Thure Riefenstein | Heiner | 1 |
| Christina Plate | Linda Ruhnau | 1 |
| Ernst Stötzner | Paul Arnheim | 1 |
| Günther Maria Halmer | Michael Fuss | 1 |
| Heidelinde Weis | Katharina | 1 |
| Roland Schäfer | Manfred Koenig | 1 |
| Eleonore Weisgerber | Lydia Koenig | 1 |
| Katja Studt | Martina Gottschalk | 1 |
| Vadim Glowna | Christian Wunder | 1 |
| Dietrich Hollinderbäumer | Jonas Mut | 1 |
| Rolf Becker | Doc | 1 |
| Peter Sattmann | Martin Schöneberg | 1 |
| Arthur Brauss | Markus Dorst | 1 |
| Walfriede Schmitt | Frau Keller | 1 |
| Denise Virieux | Jutta Albers | 1 |
| Michael Brandner | Ricardo Engel | 1 |
| Julia Richter | Birgit Kessler | 1 |
| Manfred Zapatka | René Rothemund | 1 |
| Anna Thalbach | Solveig Krug | 1 |
| Sabine Vitua | Madeleine | 1 |
| Anne Kasprik | Claudia Winkler | 1 |
| Wolfram Koch | Klaus Odenwald | 1 |
| Hansa Czypionka | Udo Felten | 1 |
| Max Volkert Martens | Klaus Petersen | 1 |
| Cay Helmich | Katja Weber | 1 |
| Rüdiger Kuhlbrodt | Dr. Werner Sattler | 1 |
| Michael Mendl | Richter Wagner | 1 |
| Matthias Brenner | Lotar Matusek | 1 |
| Volker Lechtenbrink | Prof. Seiffert | 1 |
| Ingolf Gorges | Zollbeamter | 1 |
| Peter Fitz | Baron Runeberg | 1 |