Who is known for their prolific work in the horror film genre, Valie Export or Gary Sherman?
Gary Sherman (director): Gary Sherman (born 1945), is an American film director, screenwriter, and producer from Chicago, Illinois. Gary Sherman (director):  He is best known for his prolific work in the horror film genre, directing films such as "Death Line, Dead & Buried", and "Poltergeist III".
i don't know