In "Natural Born Filmmaker" a rift between two filmmakers and their distributors spirals out of control, involving a threatening Mob boss, zombies running amok and guns ablaze. Both a cautionary tale as well as a spoof, "Natural Born Filmmaker" reveals what happens when you mix naive producers, shady investors and carefully calculated contracts. And it does it all with a wry sense of self-awareness. It's the Hollywood dream gone nightmare.