Mitchell’s deliberately disjointed narrative and ambiguous timelines add to the surrealism. There’s a chance you might, at night, catch yourself looking over your shoulder more than once after watching this.

How does one define a good horror film? It is a film which transcends the clichés of the genre, or renders fear without cheap scares or gore, has well defined characters backed up by good acting, and a plot that holds your interest from beginning to end, and makes you talk about the film with your friends long after it is over. The new film ‘It Follows’ ticks every one of those checkboxes.