Nate, the owner of the motel which Jackson moves into at the start of the film, lives in room 101. Room 101 is the prison chamber in George Orwell's 1984, in which the prisoner's worst fear is manifested.
The delivery man is employed by Charon Delivery Services. In Greek mythology Charon is the ferryman of Hades, who carries the souls of the dead across the river Styx to the underworld.
Although he never actually travels through time, when Jackson first appears he is wearing a dark orange puffer vest over a denim jacket, a nod to Marty McFly in Back to the Future.
The second collaboration between writer / director Ray Gower and actor Oliver Price. Oliver Price played Needle Tooth in Dark Corners, written and directed by Ray Gower and starring Thora Birch.
The film is not set at a specific time or in a specific place, with the actors using a range of accents throughout, often their own. Although the film is not set in a specific place, the currency used in the film is British pounds.