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 (archive footage) (as Cheryl Cole) Self - Judge (archive footage) (as Cheryl Cole) See fewer	What to Expect When You're Expecting (2012)
Louis Walsh Self - Judge Self - Judge See fewer	Spin the Bottle (2003)
Nicole Scherzinger Self - Guest Judge Self - Guest Judge See fewer	Moana (I) (2016)
Ade Bhadmus Self - Contestant Self - Contestant See fewer	The X Factor UK (2004)
John Connolly Self - Contestant Self - Contestant See fewer	The X Factor UK (2004)
Connor & Gabriel Themselves - Contestants Themselves - Contestants See fewer	The X Factor UK (2004)
Rebecca Ferguson Self - Contestant Self - Contestant See fewer	Everything Is Love (2014)
Aiden Grimshaw Self - Contestant Self - Contestant See fewer	The Last Summer (2019)
The Huhas Themselves - Contestants Themselves - Contestants See fewer	The X Factor UK (2004)
Hazel Jackson Self - Auditionee Self - Auditionee See fewer	The X Factor UK (2004)
Chloe Khan Self - Contestant (as Chloe Victoria) Self - Contestant (as Chloe Victoria) See fewer	Bounty Hunter Kai (2018)
Yuli Minguel Self - Contestant Self - Contestant See fewer	S1ngle (2008)
Cameron Neilson Lead Singer Lead Singer See fewer	Brutal (2014)
Redd Nicholson Self - Contestant (as Amy Louise Aldred) Self - Contestant (as Amy Louise Aldred) See fewer	Heads of State
Valerie Roberts Self - Auditionee Self - Auditionee See fewer	The X Factor UK (2004)
Desi Valentine Backing vocalist Backing vocalist See fewer	The Search for John Gissing (2001)
John Wilding Self - Contestant Self - Contestant See fewer	The X Factor UK (2004)