Theodore Ian Post (March 31, 1918 – August 20, 2013) was an American film, television, and theatre director. He directed numerous episodes of well-known television series during the 1950s and '60s, and was nominated for a Primetime Emmy and two Directors Guild of America Awards for his work. His feature film directing credits included the Clint Eastwood vehicles Hang 'Em High (1968) and Magnum Force (1973), the Planet of the Apes film Beneath the Planet of the Apes (1970), the Vietnam War film Go Tell the Spartans (1978), and the Chuck Norris action picture Good Guys Wear Black (also 1978). (Via Wikipedia)