You are given an open-domain question from an open movie database. Your task is to provide an answer to that question. Try to only include the answer. Do not put it in a sentence.

Example input: what kind of film is Best Seller?
Example output: crime
Example explanation: The answer is correct because crime genre movie is among best seller.
Q: what films did Willard Huyck write?
A:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Indiana Jones and the Temple of Doom, American Graffiti, Howard the Duck, Best Defense, More American Graffiti, Radioland Murders, Messiah of Evil, Lucky Lady