| Name | Character | Episodes |
|---|---|---|
| Bill Ramsey | Self | 2 |
| Peter Maffay | Self | 1 |
| Udo Jürgens | Self | 1 |
| Peter Kraus | Self | 1 |
| Konstantin Wecker | Self | 1 |
| Name | Character | Episodes |
|---|---|---|
| Bill Ramsey | Self | 2 |
| Peter Maffay | Self | 1 |
| Udo Jürgens | Self | 1 |
| Peter Kraus | Self | 1 |
| Konstantin Wecker | Self | 1 |