This film was banned in the United Kingdom as a "video nasty" in the early 1980's.
The pitchfork murder was done in a single take.
J.S. Cardone claims that the story was inspired by H.P. Lovecraft due to elements of dreams vs. reality, though few, if any, actual Lovecraft tropes anywhere in the film
Despite appearing on the front cover of the Arrow Video Blu Ray sleeve and on the disc itself, the creature's face is only shown for approximately 3 seconds of the film's total running time.
Shot in 36 days during the winter.