| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Adrian Edmondson | Cast | Actor | Self | 1 |
 Amanda Holden | Cast | Actress | Self | 4 |
 Anthony McPartlin | Cast | Actor | Self | 1 |
 Brian Blessed | Cast | Actor | Self - Narrator | 17 |
 Brian Dowling | Cast | Self | 1 | |
 David Hasselhoff | Cast | Actor | Self | 1 |
 David Walliams | Cast | Actor | Self | 1 |
 Debbie McGee | Cast | Herself | 1 | |
 Declan Donnelly | Cast | Actor | Self | 1 |
 Karen Dunbar | Cast | Actress | 1 | |
 Kenny G | Cast | Actor | 1 | |
 Kerry Katona | Cast | Actress | Self | 1 |
 Lionel Blair | Cast | Actor | 1 | |
 Max Clifford | Cast | 1 | ||
 Patsy Palmer | Cast | Actress | 1 | |
 Paul Daniels | Cast | Actor | Himself | 1 |
 Piers Morgan | Cast | Actor | Self | 2 |
 Scott Baio | Cast | Actor | 1 | |
 Toyah Willcox | Cast | Actress | 1 | |
 Vanessa-Mae | Cast | Actress | Herself | 1 |
 Alesha Dixon | Cast | Actress | Self | 1 |
 Angellica Bell | Cast | Actress | Herself | 1 |
 Ben Shephard | Cast | Actor | 1 | |
 Caroline Flack | Cast | Actress | Self | 1 |
 Katie Melua | Cast | Actress | 1 | |
Kenzie | Cast | Actor | 1 | |
 Michael McIntyre | Cast | Actor | Self | 1 |
 Scott Mills | Cast | Actor | Self | 4 |
 Simon Cowell | Cast | Actor | Self | 3 |
 Stephen Mulhern | Cast | Actor | Self - Presenter | 176 |
 Taylor Ann Hasselhoff | Cast | Self | 1 | |
George Sampson | Cast | Actor | 1 | |
 Jack Whitehall | Cast | Actor | Self | 1 |
 Jordin Sparks | Cast | Actress | 1 | |
 Tulisa Contostavlos | Cast | Actress | Self | 1 |
 Ashley Banjo | Cast | Actor | Self | 1 |
 Jessie J | Cast | Actress | Self | 1 |
Susan Boyle | Cast | Actress | Herself | 1 |
Nicholas Bateman | Cast | Actor | Self | 1 |
Hayley Hasselhoff | Cast | Actress | Self | 1 |
 Yvette Fielding | Cast | Actress | 1 | |
 Leigh Francis | Cast | Actor | 1 | |
 Holly Willoughby | Cast | Actress | 1 | |
 Jason Gardiner | Cast | Actor | Himself | 1 |
 Bonnie Langford | Cast | Actress | 1 | |
 Chesney Hawkes | Cast | Actor | 1 | |
 Brix Smith-Start | Cast | Actress | Self | 1 |
 Sophie Ellis-Bextor | Cast | Actress | Self | 1 |
 Tim Lovejoy | Cast | Self | 1 | |
 Tinchy Stryder | Cast | Actor | Self | 1 |
 Amy Childs | Cast | Actress | Self | 1 |
 Stacey Solomon | Cast | Actress | Self | 1 |
 Natasha Hamilton | Cast | Actress | Herself | 1 |
 Dappy | Cast | Self | 1 | |
Edward Reid | Cast | Self | 1 | |
Tobias Mead | Cast | Self | 1 | |
Michael Collings | Cast | Self | 1 | |
Razy Gogonea | Cast | Self | 1 | |
 Paige Turley | Cast | Self | 1 | |
Jessica Hobson | Cast | Self | 1 | |
Nathan Wyburn | Cast | Self | 1 | |
 Fazer | Cast | Actor | Self | 1 |
Graham Blackledge | Cast | Self | 1 | |
Jai McDowall | Cast | Self | 1 | |
Jonathan Antoine | Cast | Actor | Self | 1 |
Antonio 'PopEye' Francis | Cast | Self | 1 | |
Marawa | Cast | Self | 1 | |
Charlotte Jaconelli | Cast | Actress | Self | 1 |
Steven Hall | Cast | Self | 1 | |
Josh Barry | Cast | Self | 1 | |
Kevin Cruise | Cast | Self | 1 | |
Michael Moral | Cast | Self | 1 | |
 Mark Wright | Cast | Actor | Self | 1 |
| Person | Type | Job | Role(s) | Episodes |
