Simon Cowell

Self

Louis Walsh

Self

Robbie Williams

Self

Nigel Martin Smith

Self

Danniella Westbrook

Self

Jayne Middlemiss

Self

Sian Pattenden

Self

John Hendy

Self

Terry Coldwell

Self

Michael Cragg

Self

Andi Peters

Self

Paul McMullan

Self

Craig Parkinson

Narrator (voice)

Chris Herbert

Self

Scott Robinson

Self

Sean Conlon

Self

Ritchie Neville

Self

Lee Brennan

Self

Steve Gilmour

Self

Spike Dawbarn

Self

Andrez Harriott

Self

Rahsaan Jas

Self

Britney Spears

Self (archive footage)

Justin Timberlake

Self (archive footage)

Geri Halliwell

Self (archive footage)

Victoria Beckham

Self (archive footage)