I understand that most whorehouses don't have chapels, either.
Do you think that the proprietors of a cathouse are going to make Christian films? If it has a priests in it, it will be a character depicted as one of their regular customers. The hedonism that you see on display is an accurate reflection of their worldview. That said, they in their ordinary life, they are remarkably like your local bank vice-president. So are most of the guys who make porn films.