Backrooms reviews: What have critics made of creepy YouTube series turned big screen horror film

• YouTuber-turned-filmmaker Kane Parsons has released his feature film Backrooms , an adaptation of his viral video series, which has become a cult hit on YouTube.
• The film, starring Chiwetel Ejiofor , Renate Reinsve and Mark Duplass, is originally based on a 4chan forum post which became an urban legend about a man trapped in an unsettling, labyrinthine office space.
• Critical reception for "Backrooms" has been largely positive, with the film currently holding a 79 per cent rating on Rotten Tomatoes and 74/100 on Metacritic, praised for its atmospheric horror, visual style, and disturbing conceptual elements.
• The Independent’s Clarisse Loughrey wrote in her four-star review that the film was “mesmeric and wildly unique in a way I suspect will stand the test of time.” Meanwhile, The Guardian’s Peter Bradshaw called it an “icily brilliant and genuinely disturbing conceptual horror film”.
• The Associated Press’ s Jake Coyle wasn’t as praiseworthy, complaining that “a movie with so many doors ultimately can't find the right one”. In Empire , Jamie Graham noted that the film “is sure to spark endless debate and interpretations among those who aren’t bored silly by it.”

IN FULL

Backrooms review – This 4chan-inspired internet horror will define a new generation of filmmakers