Name	Known for
Dermot O'Leary Self - Presenter Self - Presenter See fewer	The X Factor UK (2004)
Gary Barlow Self - Judge Self - Judge See fewer	Kingsman: The Secret Service (2014)
Sharon Osbourne Self - Judge Self - Judge See fewer	It's a Boy Girl Thing (2006)
Nicole Scherzinger Self - Judge Self - Judge See fewer	Moana (I) (2016)
Louis Walsh Self - Judge Self - Judge See fewer	Spin the Bottle (2003)
Robbie Williams Self - Guest Mentor Self - Guest Mentor See fewer	Coronation Street (1960)
Sinitta Self - Guest Mentor Self - Guest Mentor See fewer	Shock Treatment (1981)
Nicole Appleton Self - Guest Mentor Self - Guest Mentor See fewer	Honest (2000)
Shane Filan Self - Guest Mentor Self - Guest Mentor See fewer	Playboy Adventures (2006)
Peter Dickson Self - Voice Over (voice) Self - Voice Over (voice) See fewer	Harry Potter for Kinect (2012)
Paul Akister Self - Contestant Self - Contestant See fewer	The X Factor UK (2004)
Sam Bailey Self - Contestant Self - Contestant See fewer	Sam Bailey: Skyscraper (2013)
Sam Callahan Self - Contestant Self - Contestant See fewer	Tricked (2013)
Luke Friend Self - Contestant Self - Contestant See fewer	Watchtower (2021)
Zoe Devlin Love Self - Contestant (as Zoe Devlin) Self - Contestant (as Zoe Devlin) See fewer	Blur (2010)
Andrea Magee Self - Contestant Self - Contestant See fewer	The X Factor UK (2004)
Ryan Mathie Self - Contestant Self - Contestant See fewer	The X Factor UK (2004)
Nicholas McDonald Self - Contestant Self - Contestant See fewer	The X Factor UK (2004)
Giles Potter Self - Contestant Self - Contestant See fewer	Barclays: Classification Television Commercial (2015)
Lorna Simpson Self - Contestant Self - Contestant See fewer	The X Factor UK (2004)
Shelley Smith Self - Contestant Self - Contestant See fewer	The X Factor UK (2004)
Joseph Whelan Self - Contestant Self - Contestant See fewer	The X Factor UK (2004)