| Name | Character | Episodes |
|---|---|---|
| Inga Busch | Steffi Schuster | 2 |
| Oliver Broumis | Museumsdirektor Mommsen | 2 |
| Adrian Topol | Karl | 1 |
| Ursela Monn | Elfriede Rötig | 1 |
| Nikolai Kinski | Magnus Mala | 1 |
| Marc Rissmann | Markus Meyer | 1 |
| Mai Duong Kieu | Nina | 1 |
| Michael Epp | neuer Mieter | 1 |
| Annika Ernst | Frau Schöller | 1 |
| Steffen Mennekes | Kaufhausdetektiv | 1 |
| Omar El-Saeidi | Kai Bär | 1 |
| Anne Kanis | Edelfroillein | 1 |
| Christian Blümel | Fred | 1 |
| Michael Pink | Moser | 1 |
| Patrick von Blume | Direktor Rötig | 1 |
| Carl Achleitner | Tobis | 1 |
| Andreas Guenther | Erik | 1 |
| Tom Lass | Kai | 1 |
| Roman Kemp | Malcolm (voice) | 1 |