Question: What film star of the 2016 American crime-drama film directed by Ewan McGregor was best known for his role in "Animal House?"
Sentence (from "American Pastoral (film)"): American Pastoral is a 2016 American crime-drama film directed by Ewan McGregor and written by John Romano, based on the 1997 novel of the same name by Philip Roth.
Relevant evidence: Yes