A portion of the score actually came from William Castle's House on Haunted Hill (1959) which Allied Artists had distributed the previous year.
Susan Gordon, daughter of director Bert I. Gordon, was only ten years old when she played the role of Sandy.
On the German poster for this movie, actresses Susan Gordon and Juli Reding's names are mixed up and printed as Juli Gordon and Susan Reding. Also, director Bert I. Gordon's name is printed as Bert J. Gordon.
Riffed by Joel and the Bots from Mystery Science Theater 3000. Season 5, episode 14, which originally aired September 26, 1992.