Twenty-year-old YouTube creator Kane Parsons delivers an astonishing debut with the unsettling analogue horror film Backrooms.

Adapted from his own web series that was inspired by a popular online “creepypasta” recounting labyrinthine liminal spaces, the film stars Chiwetel Ejiofor and Renate Reinsve as a pair of unfortunate souls trapped in a network of seemingly impossible subterranean rooms.

Revered tastemakers A24 greenlit the film, with horror veterans James Wan (The Conjuring) and Osgood Perkins (Longlegs) among its producers.

Read my full South China Morning Post review here