This is exactly how you make a B movie. Everyone on set must have been having the time of their lives, and it shows. No one in the production phoned it in, from the screenwriter to every actor.
The movie is very over the top, as though each scene begins with the question "how can we make this bigger, weirder, more entertaining?" At the same time, it's almost naturalistic, because it doesn't lean on any obvious tropes or cliches. This…