Evian Christ is a frequent guest to NTS, appearing on various shows between 5 July 2018 and most recently on 31 August 2025. Evian Christ has been played on NTS over 120 times, featured on 117 episodes and was first played on 1 October 2013.

Evian Christ is a UK producer by the name of Joshua Leary. He started uploading songs to his Youtube account late 2011, which gained the attention of a number of acclaimed blogs. On 1 February 2012, he released the "Kings and Them" mixtape on Tri Angle, compiling mastered versions of the tracks he had put on Youtube up until then.

In 2014 he released the critically acclaimed EP Waterfall.