In October 2019, Demi Moore stated (in The Late Late Show with James Corden) that this was the worst movie she has ever been in.
A sequel was planned but never materialized due to the collapse of Embassy Pictures. Robert Glaudini was set to return. The project was later passed on to Band's later studio Empire Pictures, but this also never materialized.
The parasites were hand puppets made out of foam rubber.
Shot over the course of three weeks.
The character of Patricia Welles was written for Patrice Townsend to play, but she turned said role down after reading the script.