Heat 1
- Episode aired Dec 31, 2016
![Ninja Warrior UK (2015)](https://m.media-amazon.com/images/M/MV5BMTVlOTMyNzYtYzUwNy00NTVmLTgyYmEtZDQ4OWVkMGRmMzNhXkEyXkFqcGdeQXVyMjYwNDA2MDE@._V1_QL75_UY281_CR2,0,190,281_.jpg)
Competitors from the UK test their strength, speed and courage in the first heat of this obstacle-course challenge.Competitors from the UK test their strength, speed and courage in the first heat of this obstacle-course challenge.Competitors from the UK test their strength, speed and courage in the first heat of this obstacle-course challenge.