Ferne McCann and Dwain Chambers are among the stars who have signed up for 'SAS: Who Dares Wins'.
The former 'TOWIE' star and the track sprinter will join a host of other famous faces as they tough it out in the series, which sees a group of ex-army officials put a host of celebrity "recruits" through the SAS screening process.
According to The Sun newspaper, the 14 stars are already filming the series in Jordan.
Fellow 'TOWIE' alum Pete Wicks, 33, is also said to be part of the star-studded cast of the intense Channel 4 show, along with boxing superstar Shannon Courtenay, 28, who is nicknamed The Baby Face Assassin.
Former 'Strictly Come Dancing' professional AJ Pritchard, 27, and his 25-year-old brother and 'Love Island' star Curtis are the first sibling pair to take part, and also braving it will be former Olympic javelin star Fatima Whitbread, 60, and fellow Olympians Jade Jones, 28 and Jonathan Broom Edwards, 33.
They will be joined Maisie Smith, 20, who is most notable for her long-running role as Tiffany Butcher in BBC soap 'EastEnders', and 'Love Island' winner Amber Gill, 21, who are the youngest stars to sign up for this series.
Footballer-turned-reality star Ashley Cain, 31, will be thrown into the mix along with ex-'Brookside' actress Jennifer Ellison, 38 and Calum Best, the reality star and son of late legendary footballer George.
Last month, it was revealed former US Special Forces operator Rudy Reyes, 50, has been named as the new Chief Instructor on the Channel 4 show - taking the place of Ant Middleton - and former US Navy SEAL Remi Adeleke has joined the programme as a new DS (Directing Staff) alongside existing stars Foxy (Jason Fox) and Billy (Mark Billingham).
The new series is expected to air on Channel 4 in 2022.