According to screenwriter/star Brinke Stevens, Eddie Deezen's role was originally written for a cute girl. However, after Deezen was cast, Brinke had to do frantic rewriting on the set. Sally and Diane were also only friends in the original script. Someone working on the film thought that Brinke and Elena Sahagun resembled each other, so the script was re-written to make them sisters.
Joey Castro's first job as a makeup artist. He was 18. Coincidentally, Brinke Stevens had met him four years before when he was a young teen and won a Monsterland magazine contest to meet her when she was its vampiric mascot Evila.
The house used for the exterior was also used in Sorority House Massacre II (1990) and Evil Toons (1992). It was located across the street from the house used in The People Under the Stairs (1991).
Eddie Deezen doesn't appear until 54 minutes into the movie.
Brinke Stevens said they asked former pornstar Traci Lords to play Buffy, but she turned it down saying it was "inappropriate."