Name	Known for
Cheryl Self - Judge (as Cheryl Cole) Self - Judge (as Cheryl Cole) See fewer	What to Expect When You're Expecting (2012)
Simon Cowell Self - Judge Self - Judge See fewer	Scary Movie 3 (2003)
Peter Dickson Self - Voice Over (voice) Self - Voice Over (voice) See fewer	Harry Potter for Kinect (2012)
Lady Gaga Self - Special Guest Self - Special Guest See fewer	A Star Is Born (2018)
Janet Jackson Self - Special Guest Self - Special Guest See fewer	Poetic Justice (1993)
Danyl Johnson Self - Contestant Self - Contestant See fewer	Featherweight (2025)
Joe McElderry Self - Contestant Self - Contestant See fewer	Joe McElderry: The Climb (2009)
Dannii Minogue Self - Judge Self - Judge See fewer	Home and Away (1988)
Olly Murs Self - Contestant Self - Contestant See fewer	Love, Rosie (2014)
Dermot O'Leary Self - Presenter Self - Presenter See fewer	The X Factor UK (2004)
David Ratcliffe Self - Dancer Self - Dancer See fewer	Sad Studs (2015)
Stacey Solomon Self - Contestant Self - Contestant See fewer	The Itch of the Golden Nit (2011)
Louis Walsh Self - Judge Self - Judge See fewer	Spin the Bottle (2003)