Name	Known for
Dermot O'Leary Self - Presenter Self - Presenter See fewer	The X Factor UK (2004)
Simon Cowell Self - Judge Self - Judge See fewer	Scary Movie 3 (2003)
Cheryl Self - Judge (as Cheryl Cole) Self - Judge (as Cheryl Cole) See fewer	What to Expect When You're Expecting (2012)
Dannii Minogue Self - Judge Self - Judge See fewer	Home and Away (1988)
Louis Walsh Self - Judge Self - Judge See fewer	Spin the Bottle (2003)
Brian Friedman Self - Creative Director / Choreographer Self - Creative Director / Choreographer See fewer	The X Factor (2011)
Paul McCartney Self - Special Guest (as Sir Paul McCartney) Self - Special Guest (as Sir Paul McCartney) See fewer	Sgt. Pepper's Lonely Hearts Club Band (1978)
Alexandra Burke Self - Special Guest Self - Special Guest See fewer	Pretty Red Dress (2022)
JLS Themselves - Special Guests Themselves - Special Guests See fewer	JLS: Do You Feel What I Feel? (2011)
Leona Lewis Self - Special Guest Self - Special Guest See fewer	Avatar (2009)
George Michael Self - Special Guest Self - Special Guest See fewer	Beverly Hills Cop II (1987)
Jeff Brazier Self - OB Presenter (credit only) Self - OB Presenter (credit only) See fewer	Mongrels (2010)
Michael Underwood Self - OB Presenter Self - OB Presenter See fewer	Entertainment Today (2000)
Kimberley Walsh Self - OB Presenter Self - OB Presenter See fewer	I Used to Be Famous (2022)
Rachel Adedeji Self - Guest Singer Self - Guest Singer See fewer	R.I.P.D. 2: Rise of the Damned (2022)
Jamie Archer Self - Guest Singer Self - Guest Singer See fewer	The X Factor UK (2004)
Lloyd Daniels Self - Guest Singer Self - Guest Singer See fewer	Love Bite (2012)
Peter Dickson Self - Voice Over (voice) Self - Voice Over (voice) See fewer	Harry Potter for Kinect (2012)
Miss Frank Themselves - Guest Singers Themselves - Guest Singers See fewer	The X Factor UK (2004)
Jedward Themselves - Guest Singers (as John & Edward) Themselves - Guest Singers (as John & Edward) See fewer	Keith Lemon: The Film (2012)
Danyl Johnson Self - Guest Singer Self - Guest Singer See fewer	Featherweight (2025)
Lucie Jones Self - Guest Singer Self - Guest Singer See fewer	Les Misérables in Concert: The 25th Anniversary (2010)
Coco Lloyd Actress Actress See fewer	Euphoria (2019)
Rikki Loney Self - Guest Singer Self - Guest Singer See fewer	The X Factor UK (2004)
Joe McElderry Self - Contestant Self - Contestant See fewer	Joe McElderry: The Climb (2009)
Olly Murs Self - Contestant Self - Contestant See fewer	Love, Rosie (2014)
Charlotte Ellen Price Lead dancer Lead dancer See fewer	Wild in Blue (2015)
Kandy Rain Themselves - Guest Singers Themselves - Guest Singers See fewer	Snog Marry Avoid? (2008)
Stacey Solomon Self - Guest Singer Self - Guest Singer See fewer	The Itch of the Golden Nit (2011)
Robbie Williams Self Self See fewer	Coronation Street (1960)