Did both Frank Daniel and Willard Huyck develop advancments in screenwriting?
Willard Huyck Willard Huyck (born September 8, 1945) is an American screenwriter, director and producer, best known for his association with George Lucas.
John Mankiewicz John Mankiewicz (born February 18, 1954) is an American television and film executive producer and screenwriter. He was co-executive producer for "House of Cards", he co-created the television series "The Street" and has written and produced episodes for "House M.D." and occasionally writes for "The New Yorker."