ITV2 Ninja Warrior UK Catch up on the ITV Hub Ninja Warrior sees 250 competitors take on the tough obstacle course. Can any survive to the end to scale Mount Midoriyama and be crowned 'Ninja Warrior UK'? 3 episodes available to watch Share this programme: Share on Facebook Share on Twitter Share on Google+ Series 4 Latest Episode 3 Sun Sunday 12 Aug 12.30pm Physical game show. McFly member Harry Judd and Paralympian Dan Powell take on the course. Episode 2 Sun Sunday 5 Aug 12.35pm The fourth series of the game show - and the first to feature celebrity competitors! Episode 1 Sun Sunday 29 Jul 12.15pm The fourth series of the game show - and the first to feature celebrity competitors!