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 Self - Creative Director See fewer	The X Factor (2011)
Gary Barlow Self - Special Guest (as Take That) Self - Special Guest (as Take That) See fewer	Kingsman: The Secret Service (2014)
Howard Donald Self - Special Guest (as Take That) Self - Special Guest (as Take That) See fewer	Kingsman: The Secret Service (2014)
Jason Orange Self - Special Guest (as Take That) Self - Special Guest (as Take That) See fewer	X-Men: First Class (2011)
Mark Owen Self - Special Guest (as Take That) Self - Special Guest (as Take That) See fewer	Kingsman: The Secret Service (2014)
Alexandra Burke Self - Contestant Self - Contestant See fewer	Pretty Red Dress (2022)
Yvie Burnett Self Self See fewer	Superstar (2012)
Ramon Christian Principal dancer Principal dancer See fewer	Kal Ho Naa Ho (2003)
Peter Dickson Self - Voice Over (voice) Self - Voice Over (voice) See fewer	Harry Potter for Kinect (2012)
Rachel Hylton Self - Contestant Self - Contestant See fewer	The X Factor UK (2004)
JLS Themselves - Contestants Themselves - Contestants See fewer	JLS: Do You Feel What I Feel? (2011)
Ruth Lorenzo Self - Contestant Self - Contestant See fewer	Tu cara me suena (2011)
Aston Merrygold Self / JLS Self / JLS See fewer	Boogie Man (2018)
Darren Moore Rhydian Roberts backing vocalist Rhydian Roberts backing vocalist See fewer	Let's Sing and Dance for Comic Relief (2017)
Eoghan Quigg Self - Contestant Self - Contestant See fewer	Sketchy with Diarmuid Corr (2010)
Diana Vickers Self - Contestant Self - Contestant See fewer	The Inbetweeners (2011)