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)
Simon Cowell Self - Judge Self - Judge See fewer	Scary Movie 3 (2003)
Cheryl Self - Judge (as Cheryl Fernandez-Versini) Self - Judge (as Cheryl Fernandez-Versini) See fewer	What to Expect When You're Expecting (2012)
Nick Grimshaw Self - Judge Self - Judge See fewer	Wreck-It Ralph (2012)
Rita Ora Self - Judge Self - Judge See fewer	Fifty Shades of Grey (2015)
Ché Chesterman Self - Contestant Self - Contestant See fewer	The Only Way Is Essex (2010)
Fleur East Self - Guest Artist Self - Guest Artist See fewer	Second Act (2018)
Ben Haenow Self - Guest Artist Self - Guest Artist See fewer	Ben Haenow & Kelly Carkson: Second Hand Heart (2015)
Louisa Johnson Self - Contestant Self - Contestant See fewer	Clean Bandit Feat. Louisa Johnson: Tears (2016)
Little Mix Themselves - Guest Artist Themselves - Guest Artist See fewer	Little Mix feat. Nicki Minaj: Woman Like Me (2018)
Helen Nash Self - Performer Self - Performer See fewer	Black Mountain Poets (2015)
Reggie 'n' Bollie Themselves - Contestant Themselves - Contestant See fewer	Celebrity Juice (2008)
Rod Stewart Self - Guest Artist Self - Guest Artist See fewer	Innerspace (1987)