Ramón Gerardo Antonio Estévez (born August 3, 1940), known professionally as Martin Sheen, is an American actor who first became known for his roles in the films The Subject Was Roses (1968) and Badlands (1973), and later achieved wide recognition for his leading role in Apocalypse Now (1979), as President Josiah Bartlet in the television series The West Wing (1999–2006), and recently as Robert Hanson in the Netflix television series Grace and Frankie (2015–present).