Lights Out

Lights Out is a 2016 American supernatural horror film directed by David F. Sandberg and written by Eric Heisserer, who based the screenplay on Sandberg's 2013 short film of the same name. It follows a woman who must protect her young half-brother against a spirit from her family's past that kills its victims in the dark. The film stars Teresa Palmer, Gabriel Bateman, Alexander DiPersia, Billy Burke, and Maria Bello. It also features Sandberg's wife Lotta Losten, who starred in the short film.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster © the film's rights holders.