New Season Of The Challenge 2024 Cast. Watch first teaser for 'the challenge' season 39, 'battle for a new champion,' featuring an entire cast with no previous winners. Battle of the eras” officially premieres wednesday, aug.

Here are photos of the full cast of ‘the challenge 40: Battle of the eras,’ premiering august 14, which sees 40 veterans of the mtv series divided into teams based on their debut season.