Marcus Mumford

As actor

Marcus Oliver Johnstone Mumford (born 31 January 1987) is a British singer, songwriter, musician, and record producer. He is the lead singer of the folk band Mumford & Sons and also plays a number of instruments with the group, including guitar, drums and mandolin.

Description above from the Wikipedia article Marcus Mumford, licensed under CC-BY-SA, full list of contributors on Wikipedia.