On screen
Cast
26 credited performers
Graham Norton
Self - Host
Andrew Lloyd Webber
Self - Head Judge
John Barrowman
Self - Judge
Denise Van Outen
Self - Judge
Artwork unavailable
Bill Kenwright
Self - Judge
Artwork unavailable
Zoë Tyler
Self - Judge
Lee Mead
Self
Artwork unavailable
Keith Jack
Self
Artwork unavailable
Lewis Bradley
Self
Artwork unavailable
Ben James-Ellis
Self
Ryan Ryder
Self
Daniel Boys
Self
Artwork unavailable
Rob McVeigh
Self
Artwork unavailable
Chris Barton
Self
Artwork unavailable
Seamus Cullen
Self
Artwork unavailable
Antony Hansen
Self
Johndeep More
Self
Artwork unavailable
Chris Crosby
Self
Jason Donovan
Self
Josh Groban
Self
Helena Blackman
Character not listed
Connie Fisher
Character not listed
Shakin' Stevens
Character not listed
Leon Cooke
Character not listed
Meat Loaf
Character not listed
Louis Walsh
Character not listed