The actor should be excluded if he was "out" and and maintained that homosexuality is not a sin. Similarly, if a straight actor had a web site in which he described pre-marital sex as though it is not also sinful, he should be excluded.
We are all sinners, but there is a differences between accepting and rejecting the Bible.
Correct! If the movie is being made by Christians with the idea of projecting the christian lifestyle, then those working on the film should have a lifestyle that backs of the whole premise of christianity.