Watch: New Trailer for Mike Flanagan’s BEFORE I WAKE

Mike Flanagan's Before I Wake has been "in the can" for some time, and now we have a trailer and a new release date for the film. From Relativity Studios, Before I Wake stars Thomas Jane (The Punisher, 2007's The Mist), Kate Bosworth (Straw Dogs remake), and Jacob Tremblay (Room) and will hit theaters on September 9th.

"In this intense and heart pounding supernatural thriller, Jessie (Kate Bosworth) and Mark (Thomas Jane) decide to take in a sweet and loving 8-year-old boy, Cody.  Unbeknownst to them, Cody is terrified of falling asleep. At first, they assume his previous unstable homes caused his aversion to sleep, but soon discover why: Cody's dreams manifest in reality as he sleeps. In one moment they experience the incredible wonder of Cody's imagination, and in the next, the horrific nature of his night terrors. To save their new family, Jessie and Mark embark on a dangerous hunt to uncover the truth behind Cody's nightmares.

BEFORE I WAKE stars Kate Bosworth (Superman Returns), Thomas Jane (TV's "Hung"), Annabeth Gish (TV's "Pretty Little Liars"), Dash Mihok (TV's "Ray Donovan") and Jacob Tremblay (Room) as Cody."

Directed by Mike Flanagan and based on a screenplay he wrote with Jeff Howard Before I Wake will be released in theaters on September 9th from Relativity Studios.