Don't Knock Twice Blu-ray Cover 1 of 1

When troubled teen Chloe (Lucy Boynton) raps at the door one night, she has no idea the horror she’s about to unleash. Fleeing to the country home of her estranged mother (Katee Sackhoff)—a recovering addict who’s turned her life around to become a famous artist—Chloe must learn to trust the woman who gave her up years ago in order to stop the bloodthirsty, shape-shifting demon stalking them.