As a Jew reading about Jesus, I thought, 'He's a pretty good guy.' It's the same conclusion Monty Python drew in 'Life of Brian' - if people actually live what he did, it would be a pretty good world. But Jesus and Christianity have a tenuous relationship at best.
Sometimes the producer has more say and the director takes what he is given. On other occasions, you don't see the producer very much and the director is the one who it is all about.
When I was 30 or so - by that time I had become an assistant D.A. - I decided I would try to write a novel. To be clear: I did not decide to become a novelist. Honestly, it never crossed my mind that I could actually earn a living as a professional novelist.