Name	Known for
Anthony McPartlin Self - Presenter Self - Presenter See fewer	Love Actually (2003)
Declan Donnelly Self - Presenter Self - Presenter See fewer	Love Actually (2003)
Simon Cowell Self - Judge Self - Judge See fewer	Scary Movie 3 (2003)
Alesha Dixon Self - Judge Self - Judge See fewer	Catwoman (2004)
Amanda Holden Self - Judge Self - Judge See fewer	Wild at Heart (2006)
David Walliams Self - Judge Self - Judge See fewer	Little Britain (2003)
Susan Boyle Self - Special Guest Self - Special Guest See fewer	Zoolander 2 (2016)
Diversity Themselves - Special Guest Themselves - Special Guest See fewer	StreetDance 3D (2010)
Only Boys Aloud Themselves - Contestant Themselves - Contestant See fewer	Fairytale of New York (2012)
Aquabatique Themselves - Contestant Themselves - Contestant See fewer	Britain's Got Talent (2007)
Ashleigh & Pudsey Themselves - Contestant Themselves - Contestant See fewer	The Dog Rescuers with Alan Davies (2013)
Peter Dickson Voice Over (voice) Voice Over (voice) See fewer	Harry Potter for Kinect (2012)
Jonathan & Charlotte Themselves - Contestant Themselves - Contestant See fewer	Mister World 2012 (2012)
Kai & Natalia Themselves - Contestant Themselves - Contestant See fewer	Britain's Got Talent (2007)
Sam Kelly Self - Contestant Self - Contestant See fewer	Britain's Got Talent (2007)
The Mend Themselves - Contestant Themselves - Contestant See fewer	Sunday Brunch (2012)
Ryan O'Shaughnessy Self - Contestant Self - Contestant See fewer	Fair City (1989)
Molly Rainford Self - Contestant Self - Contestant See fewer	Christmas Spirit (2017)
Loveable Rogues Themselves - Contestant Themselves - Contestant See fewer	Sunday Brunch (2012)
Nu Sxool Themselves - Contestant Themselves - Contestant See fewer	Britain's Got Talent (2007)
Paul Gbegbaje Self (uncredited) Self (uncredited) See fewer	Britain's Got Talent (2007)