Kane Parsons’ "Backrooms" is off to a blazing start in theaters, something that will no doubt alter A24’s strategy when it comes to the film’s digital streaming release.

“Backrooms,” director Kane Parsons’ horror thriller based on his hit YouTube web series, is new in theaters this weekend and is winning over most Rotten Tomatoes critics.

A bold horror tale directed by YouTube creator Kane Parsons, Backrooms was inspired by the popular Portal video games.