Name	Known for
Caroline Flack Self - Presenter Self - Presenter See fewer	Bo' Selecta! (2002)
Olly Murs Self - Presenter Self - Presenter See fewer	Love, Rosie (2014)
Gary Barlow Self - Judge Self - Judge See fewer	Kingsman: The Secret Service (2014)
Nicole Scherzinger Self - Judge Self - Judge See fewer	Moana (I) (2016)
Tulisa Self - Judge (as Tulisa Contostavlos) Self - Judge (as Tulisa Contostavlos) See fewer	Big Fat Gypsy Gangster (2011)
Louis Walsh Self - Judge Self - Judge See fewer	Spin the Bottle (2003)
Rylan Clark Self - Contestant Self - Contestant See fewer	Absolutely Fabulous: The Movie (2016)
James Arthur Self - Contestant Self - Contestant See fewer	James Arthur feat. Travis Barker: You (2019)
Jahmene Douglas Self - Contestant Self - Contestant See fewer	Daphne (2017)
Ella Henderson Self - Contestant Self - Contestant See fewer	David Guetta & Becky Hill & Ella Henderson: Crazy What Love Can Do (Acoustic Version) (2022)
Lucy Spraggan Self - Contestant Self - Contestant See fewer	She's in London (2015)
Jade Ellis Self - Contestant Self - Contestant See fewer	The X Factor UK (2004)
Rufus Hound Self - Celebrity Panel Self - Celebrity Panel See fewer	Big Fat Gypsy Gangster (2011)
Dermot O'Leary Self - Celebrity Panel Self - Celebrity Panel See fewer	Inside No. 9 (2014)
Conor Maynard Self - Celebrity Panel Self - Celebrity Panel See fewer	The Last Summer (2019)
Amelia Lily Self - Celebrity Panel Self - Celebrity Panel See fewer	Amelia Lily: You Bring Me Joy (2012)
District3 Themselves - Contestant Themselves - Contestant See fewer	The X Factor UK (2004)
Union J Themselves - Contestant Themselves - Contestant See fewer	Kick-Ass 2 (2013)
Mk1 Themselves - Contestant Themselves - Contestant See fewer	Fast Girls (2012)
Kye Sones Self - Contestant Self - Contestant See fewer	Cabbage Patch Kids: Screen Test (1997)
Melanie Masson Self - Contestant Self - Contestant See fewer	The X Factor UK (2004)
Christopher Maloney Self - Contestant Self - Contestant See fewer	Dave Gorman: Modern Life Is Goodish (2013)
Carolynne Poole Self - Contestant Self - Contestant See fewer	Emmerdale Farm (1972)
Leona Lewis Self - Special Guest Self - Special Guest See fewer	Avatar (2009)