Watch 123Movies. Damian Hall takes on the most famous ultra marathon in the world - the 171 kilometer, 10,040-meter ascent UTMB® - the Ultra-Trail du Mont-Blanc. His aim is to break into the elite ranks of the top 10 male podium finishers. The athletes he is up against are professional, full-time runners. Younger and faster, many live and train in the mountains. This film won the People’s Choice Award at the 2018 Kendal Mountain Festival.