The story follows (played by Teresa Palmer ), a young woman who left her childhood home to escape terrifying experiences she couldn't explain. When her younger half-brother, Martin ( Gabriel Bateman ), begins suffering from the same sleepless nights and sightings of a shadow-dwelling entity, Rebecca is drawn back into her mother Sophie’s ( Maria Bello ) fractured world. Together with her boyfriend Bret ( Alexander DiPersia ), Rebecca must uncover the dark history linking their mother to the malevolent Diana before the lights go out for good. Key Features & Cast Director: David F. Sandberg Main Cast: Teresa Palmer as Rebecca Gabriel Bateman as Martin Maria Bello as Sophie Alexander DiPersia as Bret Billy Burke as Paul Runtime: A lean and fast-paced 81 minutes. Genre: Horror / Thriller. Regional Availability & Audio