A threat to humankind hides among us and there's only two men that can find it. It's up to Ant and Dec to find the Squits' host.
| Actor | Role |
|---|---|
 Anthony McPartlinSelf | Self |
 Declan DonnellySelf | Self |
 Phillip SchofieldSelf | Self |
 Holly WilloughbySelf | Self |
 Emily AtackSelf | Self |
 Amanda HoldenSelf | Self |
 Amber GillSelf | Self |
 Simon CowellSelf | Self |
 Richard AyoadeSelf | Self |
 Paul HollywoodThe Host | The Host |
 Paddy McGuinnessSelf | Self |
 Hugh BonnevilleSelf | Self |