Just because we live in a Christian era doesn't mean we're all Christian, necessarily.
I can see a movie and believe the story and characterization and stay proud of it. It doesn't change. Even if it's unappreciated, that doesn't mean it can't be appreciated in the future.
You do the best job you can. You take it step by step. It's hard enough to make a movie. If it works, that's great. If it means something beyond the moment to somebody, they can take it and it lasts through the years, we'll see.
But in answer to your question about the conspiracy angle, I think that any historian worth his salt, and this is where I fault Stephen Ambrose and a lot of these guys who attack me - not all of life is a result of conspiracy by any means! Accident occurs alongside conspiracy.