Warner Bros has released the official trailer for LIGHTS OUT, ahead of the movie's première on June 08, 2016 at the Los Angeles Film festival. The movie, scored by Benjamin Wallfisch, is based on David Sandberg’s short film of the same name, which went viral in 2013. Discovered by Lawrence Grey of Grey Matter productions, the movie soon attracted legendary film makers James Wan and Eric Heisserer as producer and screenwriter respectively.

The movie which follows Rebecca (Teresa Palmer) and her brother Martin (ANNABELLE's Gabriel Bateman) as they try to save their Mother Sophie (Maria Bello), from being haunted by a supernatural being that thrives on darkness. The film also stars Alexandre DiPersia and Billy Burke and will be released nationwide on July 22, 2016.

A simple premise and a three-minute minimum rocketed director David F. Sandberg to Internet fame when his horror short LIGHTS OUT went viral. Click here to watch the original short film and here to read more about the film's journey from short to feature.