Louis Walsh
Self - Judge

Simon Cowell
Self - Judge

Dermot O'Leary
Self - Presenter

Sharon Osbourne
Self - Judge

Nicole Scherzinger
Self - Judge

Dannii Minogue
Self - Judge

Gary Barlow
Self - Judge

Kate Thornton
Self - Presenter

Kelly Rowland
Self - Judge

Robbie Williams
Self - Judge / Self - Special Guest / Self

Caroline Flack
Self - Presenter

Olly Murs
Self - Presenter

Nick Grimshaw
Self - Judge

Rita Ora
Self - Judge

Ayda Field
Self - Judge

Louis Tomlinson
Self - Judge

Dalton Harris
Self - Contestant

Brendan Murray
Self - Contestant

Brian Friedman
Self - Creative Director

Alexandra Burke
Self