Ramón Antonio Gerardo Estévez (born August 3, 1940), better known by his stage name Martin Sheen, is an American actor who first achieved fame with roles in the films Badlands (1973) and Apocalypse Now (1979).Sheen credited the Marianists at University of Dayton as a major influence on his public activism, as well as Archbishop Desmond Tutu.Sheen is known for his outspoken support of liberal political causes, such as opposition to United States military actions and a hazardous-waste incinerator in East Liverpool, Ohio.He received Common Wealth Award of Distinguished Service in 2013 for Public Service category.