Lady Leshurr, former Coronation Street star Faye Brookes, ex-Olympic hurdler Colin Jackson and DJ Sonny Jay. They will all perform a couple of 90-second routines before judges decide who will go forward to next Sunday's rescheduled final.
Producers now have to find extra content to fill the gaps between the action in the troubled show. An insider reportedly commented: "Filling two hours of primetime TV is no mean feat even with a full cast and lots of action. " The programme is expected to be padded out with clips of previous performances and chat between judges and contestants.
ITV has already allowed the show to take a week's break to allow celebrities to recover from illness and injury and the final has been brought forward a week.
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