| Name | Character | Episodes |
|---|---|---|
| Gabriel Barylli | Self | 2 |
| Seyran Ateş | herself | 1 |
| Ursula Strauss | herself | 1 |
| Neil Armstrong | Self | 1 |
| Tobias Moretti | himself | 1 |
| Sky du Mont | himself | 1 |
| Tenzin Gyatso | Self | 1 |
| Peter Maffay | himself | 1 |
| Stefan Ruzowitzky | himself | 1 |
| Roland Düringer | himself | 1 |
| Peter Weck | himself | 1 |
| Alexander Scheer | himself | 1 |
| Rudi Dolezal | Self | 1 |
| Erwin Wagenhofer | Self | 1 |
| Reinhard Schwabenitzky | himself | 1 |
| Felix Baumgartner | Self | 1 |
| Jaecki Schwarz | himself | 1 |