Samuel Peter W. "Sam" Riley (born 8 January 1980) is an English actor and singer. He is best known for his performance in the 2007 biographical film Control, about the life of Ian Curtis, and as Diaval in the 2014 film Maleficent.
Riley was born in Menston, West Yorkshire, the son of Amanda, a nursery school teacher, and Andrew Riley, a textile agent. He was educated at Malsis School, Cross Hills, and at Uppingham School. He was turned down by both the London Academy of Music and Dramatic Art and the Royal Academy of Dramatic Art.