This movie is not somehow based on Stanley Kubrick's film 'The Shining' (1980) which was based on the Stephen King novel despite some of the film's similarities.
Glenn Robbins and Geoff Morrell were considered for the role of Phil who in the end was cast with John Jarratt.
Charlie Jarrett who plays Damien is one of John Jarratt's sons from his previous marriage to Noni Hazlehurst.
Debut theatrical feature film of actor Charlie Jarratt who is the son of Australian screen legend John Jarratt.
The film is considered an Ozploitation picture i.e. an Australian genre film and/or exploitation movie.