During the iconic Coffee Shop scene in "Rat Movie: Mystery Of The Mayan Treasure" the cashier wasn't told the car was going to crash through the store, his reaction was so genuine director Jeremy Elbertson decided to keep it in the final cut.
This movie was originally going to have a theatrical release along with Rat Movie 2: The Movie as a Double Feature by A24, but it got rejected. A24 would soon come to regret this.
Martin Scorsese, David Lynch and Orson Welles have all separately cited this film as one of the major influences on their respective careers
Though never officially confirmed by Jerma, insiders claim the films production process was one of the most brutal and time consuming in film history. It's said it took Jerma an entire grueling afternoon to make the film start to finish