Jack Hill and Pedro Costa are both what?
Jack Hill Jack Hill (born January 28, 1933) is an American film director in the exploitation film genre. Several of Hill's later films have been characterized as feminist works.
Errol Hill Errol Gaston Hill (August 5, 1921–September 16, 2003) was a Trinidadian-born playwright, actor and theater historian, "one of the leading pioneers in the West Indies theatre". Beginning as early as the 1940s, he was the leading voice for the development of a national theater in the West Indies. He was the first tenured African-American faculty member at Dartmouth College in the United States, joining the drama department there in 1968.