| Name | Character | Episodes |
|---|---|---|
| Jochen Busse | Hagen Krause | 86 |
| Gerd Lohmeyer | Lünebach | 86 |
| Michael Roll | Heizungsmonteur | 1 |
| Gerd Baltus | Dr. Merkel | 1 |
| Walter Sittler | Dr. Robert Schmidt | 1 |
| Hanno Pöschl | Django Karasek | 1 |
| Helen Vita | Mama Krause | 1 |
| Simone Rethel | Kitty Berger | 1 |
| Ulrich Pleitgen | Kleiber | 1 |
| Siegfried W. Kernen | Ernst-DieterLantel | 1 |
| Hansi Jochmann | Frl. Strietzel | 1 |
| Katharina Schubert | Frau Papenbrink | 1 |
| Axel Milberg | Dr. Wasserburg | 1 |
| Harald Dietl | Habo | 1 |
| Leonard Lansink | Grawinski | 1 |
| Adriana Altaras | Vera | 1 |
| Peter Sodann | Josef Brauner | 1 |
| Katy Karrenbauer | Ordensschwester | 1 |
| Hans Martin Stier | Herr Weyer | 1 |
| Mike Krüger | Gast | 1 |
| Gennadi Vengerov | Igor Topolev | 1 |
| Elisabeth Wiedemann | Frau Wuttke | 1 |
| Jürgen Schornagel | Herr Dolinski | 1 |
| Lilo Wanders | Hannes 'Chantal' Horngiebel | 1 |
| Rudi Carrell | Self | 1 |
| Peter Kraus | Peter | 1 |
| Evelyn Meyka | Frau Mistel | 1 |
| Hugo Egon Balder | Fred Keller | 1 |
| Gesche Tebbenhoff | Frau Meyer-Säckel | 1 |
| Andreas Rüdiger | Raimund Salbach | 1 |
| Oliver Kalkofe | Konstantin Kurz | 1 |
| Jochen Kolenda | Udo Ettmeyer | 1 |
| Michael Schönborn | Wenzel | 1 |