An earlier draft of the script was more of a black comedy.
Charles McCallum improvised the story about his character Lance serving in the armed forces during a war.
The movie score is by German synthesizer pioneer Klaus Schulze, with tracks from the albums DIG IT, BODY LOVE, DUNE and "X.".
The upstairs rooms in the retirement home were done on a soundstage.
One of American filmmaker Quentin Tarantino's favourite Australian films. He has described the movie as "mesmerising" adding that film's pacing and atmosphere are comparable with Stanley Kubrick's The Shining (1980). He said in the documentary 'Not Quite Hollywood' (2008), ''-'Next of Kin' has a similar tone and feel [to 'The Shining'] which is one hell of a f***ing compliment to give a movie. And I'm not overpraising it.''