Director, Writer, Producer. Popular movies: The Guns of Navarone (1961), Conquest of the Planet of the Apes (1972), Battle for the Planet of the Apes (1973)
Operator, Actor. Popular movies: Death Wish 4: The Crackdown (1987), American Ninja 2: The Confrontation (1987), Electric Boogaloo: The Wild, Untold Story of Cannon Films (2014)