Unknown Valley

From Wikipedia, the free encyclopedia. Lambert Hillyer (8 July 1889 – 5 July 1969) was an American film director and screenwriter. He directed over 160 films between 1917 and 1949. He also wrote for 54 films between 1917 and 1948. He was born in South Bend, Indiana and died in Los Angeles, California. His mother was the film character actress Lydia Knott. Description above from the Wikipedia article Lambert Hillyer, licensed under CC-BY-SA,full list of contributors on Wikipedia.