Backrooms - In Theaters May 29 Backrooms is a supernatural Sci-Fi A24 horror film that came to theaters on May 29th. With a budget of around $10 million, it made $81.5 million in the domestic box office. When a therapist’s patient mysteriously disappears, she ventures into the unknown to find him and discovers an entire dimension beyond reality. The patient ends up stuck in a battle with his inner self and imagination and loses touch with reality. The director, Kane Parsons,