| Person | Type | Job | Role(s) |
|---|---|---|---|
 Engelbert Humperdinck | Cast | Actor | Self |
 Heinz Hoenig | Cast | Actor | Self |
 Howard Carpendale | Cast | Actor | Self |
 Mark Keller | Cast | Actor | Self |
 Michelle Hunziker | Cast | Actress | Self |
 Nick Carter | Cast | Actor | Self |
 Thomas Gottschalk | Cast | Actor | Self |
 Bülent Ceylan | Cast | Actor | Self |
 Josh Groban | Cast | Actor | Self |
 Martina Hill | Cast | Actress | Self |
 Ralf Schmitz | Cast | Actor | Self |
 Helene Fischer | Cast | Actress | Self |
 Andreas Gabalier | Cast | Actor | Self |
 Mark Forster | Cast | Actor | Self |
 Roland Kaiser | Cast | Actor | Self |
 Freya Ridings | Cast | Actress | Self |
Senta-Sofia Delliponti | Cast | Actress | Self |
| Person | Type | Job | Role(s) |
