Watched it in the early 90s (circa 1995 at the latest). Definitely low budget or even a TV movie. Guy confronts a cult (maybe something to do with the full moon). In the end, the guy wins, but decides to keep the thing going.
3 Answers
3Maybe?:
Moon Child (1989)?
Nightbreed (1990)?
I found it. It’s Full Eclipse
No, that's not it. If I remeber correctly, it was a "urban" movie.
– onthejones