Bevis graduated from Central St. Martins with a Fine Art degree in Filmmaking.

His first film Réalisé en Montagne, was selected for both the Kendal and Banff Mountain Film Festivals.

He is now an active, commissioned filmmaker, working predominantly in long and short documentary forms and natural history. He has made films for both national and international broadcasters, arts organisations, museums and individual artists.

Bevis is presently a Visiting Research Fellow in the Creative Arts at Merton College, Oxford.

He is based in both Mid Wales and London.