Isaac Hayes's final movie, though it was shot five years before his death, and he had a subsequent cameo as himself in Soul Men (2008).
The first sequel to be written, directed, and produced by Robert Hiltzik, who wrote, directed, and created the original Massacre au camp d'été (1983). Besides being credited for specific character creations, Hiltzik had no involvement with Massacre au camp d'été 2 (1988), Massacre au camp d'été 3 (1989), or Sleepaway Camp IV: The Survivor (1992).
A direct sequel to the first movie
Alan calls Frank (Vincent Pastore) a "big pussy", which was Pastore's character's nickname on Les Soprano (1999).
According to the newspaper clippings shown during the opening credits, Frank's last name is Kostik. In the original Sleepaway Camp (1983), Camp Arawak's owner was named Mel Kostik.