Mark Rolston is an American actor best known for playing PFC M. Drake in Aliens, Hans in Lethal Weapon 2', Stef in RoboCop 2, Bogs Diamond in The Shawshank Redemption, J. Scar in Eraser, Chief Dennis Wilson in Daylight, Wayne Bryce in Hard Rain and Special Agent Warren Russ in Rush Hour. He voiced Firefly in the DCAU (DC Animated Universe) during The New Batman Adventures and Justice League, and Lex Luthor in Young Justice. He also voices Deathstroke in Batman: Arkham Origins, Batman: Arkham Knight, and Batman: Arkham Shadow, and James Gordon and Douglas Zsasz, Sr. in Arkham Shadow.