Many crew members, including director Robert Kurtzman (man killed by piano), had small roles in the film, sometimes appearing in different scenes as different characters.
One of the statues in Raymond Beaumont's (Robert Englund's) room with the statues is a statue of Pazuzu from The Exorcist (1973).
Characters named Finney, Beaumont, Derleth, and Merritt are all references to early twentieth century science fiction or horror writers, Jack Finney, Charles Beaumont, August Derleth, and Abraham Merritt.
Features numerous horror movie actors, including Robert Englund (the "A Nightmare on Elm Street" films), Angus Scrimm (Phantasm (1979)), Tony Todd (Night of the Living Dead (1990), the Candyman (1992) movies), Kane Hodder (various "Friday the 13th" and "Jason" movies), Reggie Bannister (Phantasm (1979)) and Ted Raimi (Darkman (1990), Army of Darkness (1992)).
In the commentary, it is stated that, while filming, someone had broken into one of the sets and stole the cameras, even making it on the news.