| Name | Character | Episodes |
|---|---|---|
| Raimund Harmstorf | Paul | 13 |
| Gerhart Lippert | Prof. Chris Schulz | 13 |
| Friedrich Schoenfelder | Prof. Hufschmidt | 1 |
| Brigitte Mira | Prof. Kaiser | 1 |
| Name | Character | Episodes |
|---|---|---|
| Raimund Harmstorf | Paul | 13 |
| Gerhart Lippert | Prof. Chris Schulz | 13 |
| Friedrich Schoenfelder | Prof. Hufschmidt | 1 |
| Brigitte Mira | Prof. Kaiser | 1 |