Marketed as the first film in "Psycho-Rama...Using subliminal communication!" Subliminal images include single-frame flashes of a devil face, goggle-eyed face with rat in mouth, skull, and cobra head, and messages like "Get Ready to Scream!"
Also known as: Terror in the Haunted House
This film has been heavily sampled in Evanescence's earlier albums and EPs, such as "Understanding" on the "Evanescence EP" and most notably on "Origin" on the album "Origin".
When Cathy O'Donnell reads from the Tierney family Bible, one of the murdered son's names is Lawrence Tierney , same as the famous actor.
This movie under the title "Terror In The Haunted House" appeared on the Australian TV program "Aweful Movies With Deadly Earnest" in 1970, 1973 & 1974. This show starred Hedley Cullen as Deadly Earnest.