| Name | Character | Episodes |
|---|---|---|
| Karl Lieffen | Hardy van Bellen | 17 |
| Pit Krüger | 1 | |
| Veronika Fitz | 1 | |
| Monika Baumgartner | 1 | |
| Hans Georg Panczak | 1 | |
| Franz Rudnick | 1 | |
| Thure Riefenstein | 1 | |
| Sabina Trooger | 1 | |
| Wolf Roth | 1 | |
| Harald Leipnitz | 1 | |
| Hardy Krüger Jr. | 1 | |
| Hartmut Becker | 1 | |
| Isolde Barth | 1 | |
| Michael Hinz | 1 | |
| Ottfried Fischer | Oschi | 1 |
| Alexander Duda | 1 | |
| Toni Berger | 1 | |
| Kai Maertens | 1 | |
| Marianne Lindner | 1 | |
| Maxl Graf | 1 | |
| Kurt Weinzierl | 1 | |
| Franziska Bronnen | 1 | |
| Diana Körner | 1 | |
| Klaus Havenstein | 1 | |
| Günter Clemens | 1 | |
| Gerd Fitz | 1 | |
| Jörg Pleva | 1 | |
| Gilbert von Sohlern | 1 |