Aired: 2/20/2023
Celebrities compete in athletic challenges for a share of a £100,000 prize fund.
Aired: 2/21/2023
Alliances are formed in a test of endurance and memory.
Aired: 2/22/2023
Model and reality star Arabella Chi faces a dilemma: will she stay loyal to an old friend?
Aired: 2/23/2023
One player questions if her friendship is worth risking £50,000 for?
Host Mark Wright presides over the Final, as the remaining Challengers race across the Argentinian countryside for their share of £100,000, and to be crowned Challenge UK Champion.
