| •Alexander Klaws | played | Himself (9th place (tied), 45 points (Germany)) |
| •Alicja Janosz | played | Herself (8th place, 55 points (Poland)) |
| •Ant McPartlin | played | Himself (Host) |
| •Declan Donnelly | played | Himself (Host) |
| •Diana Karazon | played | Herself (9th place (tied), 45 points (Pan-Arabia)) |
| •Elias Rahbani | played | Himself (Judge (Pan-Arabia)) |
| •Guy Sebastian | played | Himself (7th place, 56 points (Australia)) |
| •Heinz Winckler | played | Himself (4th place, 80 points (South Africa)) |
| •Henkjan Smits | played | Himself (Judge (Netherlands)) |
| •Ian Dickson | played | Himself (Judge (Australia)) |
| •Jamai Loman | played | Himself (11th (last) place, 36 points (Netherlands)) |
| •Jan Fredrik Karlsen | played | Himself (Judge (Norway)) |
| •Kelly Clarkson | played | Herself (Runner-up/2nd place, 97 points (United States)) |
| •Kuba Wojewódzki | played | Himself (Judge (Poland)) |
| •Kurt Nilsen | played | Himself (Winner, 106 points (Norway)) |
| •Nina De Man | played | Herself (Judge (Belgium)) |
| •Pete Waterman (1) | played | Himself (Judge (United Kingdom)) |
| •Peter Evrard | played | Himself (3rd place, 83 points (Belgium)) |
| •Randall Abrahams | played | Himself (Judge (South Africa)) |
| •Ryan Malcolm | played | Himself (6th place, 62 points (Canada)) |
| •Shona Fraser | played | Herself (Judge (Germany)) |
| •Simon Cowell | played | Himself (Judge (United States)) |
| •Will Young (2) | played | Himself (5th place, 72 points (United Kingdom)) |
| •Zack Werner | played | Himself (Judge (Canada)) |
