Backrooms box office shakes up Hollywood: 20-year-old Kane Parsons' horror film scores $38 million on opening day

Backrooms, based on YouTube horror series, breaks box office records

A24's Backrooms debuted at $81.5M — a record for original horror and double A24's best — directed by 20-year-old YouTuber Kane Parsons. The result validates viral web IP as a low-cost franchise source, with studios mining the creator economy for pre-validated audience demand.