| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Adam Garcia | Cast | Actor | Self | 1 |
 Alan Davies | Cast | Actor | Self | 1 |
 Alex Reid | Cast | Actress | Self | 1 |
 Alexei Sayle | Cast | Actor | Self | 1 |
 Amanda Redman | Cast | Actress | Self | 1 |
 Andrew Lloyd Webber | Cast | Actor | Self | 1 |
 Bill Paterson | Cast | Actor | Self | 1 |
 Brian Conley | Cast | Actor | Self | 1 |
 Brian May | Cast | Actor | Self | 1 |
 Carol Vorderman | Cast | Actress | Self | 1 |
 Christine Hamilton | Cast | Actress | Self | 2 |
 Christopher Biggins | Cast | Actor | Self | 1 |
 Clarissa Dickson Wright | Cast | Actress | Self | 3 |
 Coleen Nolan | Cast | Actress | Self | 1 |
 Craig David | Cast | Actor | Self | 1 |
 David Haig | Cast | Actor | Self | 1 |
 Fern Britton | Cast | Actress | Self | 1 |
 Geraldine James | Cast | Actress | Self | 1 |
 Imelda Staunton | Cast | Actress | Self | 1 |
 Jimi Mistry | Cast | Actor | Self | 1 |
 John Barrowman | Cast | Actor | Self | 1 |
 Juliet Mills | Cast | Actress | Self | 1 |
 Konnie Huq | Cast | Actress | Self | 1 |
 Lynda Baron | Cast | Actress | Self | 1 |
 Maxwell Caulfield | Cast | Actor | Self | 1 |
 Michael Aspel | Cast | Actor | Self | 1 |
 Michael Ball | Cast | Actor | Self - Host | 30 |
 Michael Gambon | Cast | Actor | Self | 1 |
 Nick Moran | Cast | Actor | Self | 1 |
 Nigel Planer | Cast | Actor | Self | 1 |
 Omid Djalili | Cast | Actor | Self | 1 |
 Russ Abbot | Cast | Actor | Self | 1 |
 Sharon Corr | Cast | Actress | Self | 1 |
Suzanne Shaw | Cast | Self | 1 | |
 Terry Wogan | Cast | Actor | Self | 1 |
 Tommy Steele | Cast | Actor | Self | 1 |
 Tony Hadley | Cast | Actor | Self | 1 |
 Vidal Sassoon | Cast | Actor | Self | 1 |
 Alesha Dixon | Cast | Actress | Self | 1 |
Katie Derham | Cast | Self | 1 | |
 Katie Melua | Cast | Actress | Self | 1 |
 Kim Woodburn | Cast | Actress | Self | 4 |
 Pixie Lott | Cast | Actress | Self | 1 |
 Rick Astley | Cast | Actor | Self | 1 |
 Susannah Constantine | Cast | Actress | Self | 1 |
 Trinny Woodall | Cast | Actress | Self | 1 |
 Gabriella Cilmi | Cast | Actress | Self | 1 |
 Jodie Prenger | Cast | Actress | Self | 1 |
 Mollie King | Cast | Actress | Self | 1 |
Rachel Allen | Cast | Self | 3 | |
 Les Dennis | Cast | Actor | Self | 1 |
 Cameron Mackintosh | Cast | Actor | Self | 1 |
 Michelle Collins | Cast | Actress | Self | 1 |
 Richard Madeley | Cast | Actor | Self | 1 |
 Mica Paris | Cast | Actress | Self | 2 |
 Frankie Bridge | Cast | Actress | Self | 1 |
 Amy Macdonald | Cast | Actress | Self | 1 |
 Gareth Gates | Cast | Actor | Self | 1 |
 Rochelle Humes | Cast | Actress | Self | 1 |
 Una Healy | Cast | Actress | Self | 1 |
 Vanessa White | Cast | Actress | Self | 1 |
| Person | Type | Job | Role(s) | Episodes |
