1Brendan Cole and Jeremy Edwards
Thames/Syco//ITVFormer Strictly Come Dancing star Brendan is teaming up with Hollyoaks and Holby City star Jeremy in the Groups category.
2The Islanders
Thames/Syco//ITVYes, it's a Love Island class of 2018 supergroup formed by Wes Nelson, Zara McDermott, Eyal Booker and Samira Mighty.
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3Jenny Ryan
Thames/Syco//ITVQuiz champion Jenny (who teatime TV viewers will know as The Vixen from The Chase) was spotted in one of the first trailers for the show.
4Jonny Labey
Thames/Syco//ITVSoap star Jonny, who played Paul Coker on EastEnders, was the first winner of ITV's celebrity dancing contest Dance Dance Dance a couple of years back. Can he do the double?
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5Kevin McHale
Thames/Syco//ITVKevin used to be in the boyband NLT and found international fame playing Artie on FOX's musical comedy-drama Glee.
6Max and Harvey
Thames/Syco//ITVIdentical twins Max and Harvey have a big social media following, and host their own CBBC TV show called Max and Harvey: FOMO.
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7Olivia Olson
Thames/Syco//ITVSinger, actress and writer Olivia rose to global fame as Joanna in Love Actually, and she's also voiced characters in animated series from Phineas and Ferb to Adventure Time.
8Ricki Lake
Thames/Syco//ITVYou may remember Ricki as host of her long-running, self-titled talkshow – but don't forget that she also played Tracy Turnblad in Hairspray!
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9V5
Thames/Syco/Austin Hargrave//ITVSocial media influencers Sofia, Alondra, Laura, Wendii and Natalie have come together to form V5.
10Try Stars
Thames/Syco//ITVAnd there's a rugby supergroup here in the form of Ben Foden, Levi Davis and Thom Evans.
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11Victoria Ekanoye
Thames/Syco//ITVVictoria's probably best known to TV fans for her role as Angie Appleton in Coronation Street. She also played Rachel in E! drama The Royals.
12Martin Bashir
Thames/Syco//ITVMartin is a broadcast journalist whose Panorama interview with Diana, Princess of Wales about the breakdown of her marriage to Prince Charles made global headlines. According to his Wikipedia page, he enjoys playing bass guitar and even released an album in 2010.
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13Megan McKenna
Thames/Syco//ITVMegan, who described her casting as "a dream come true", first shared her journey from reality star to singer in a TV series called There's Something About Megan back in 2017. She released her first album last year.
14Hayley Hasselhoff
Thames/Syco/Austin Hargrave//ITVActress and plus-size model Hayley comes to The X Factor: Celebrity fresh off the fashion week runways – she recently modelled Serena Williams' new size-inclusive clothing line in New York City.
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