The Door Down the Hall (2020)

Two caring parents who want what's best for their daughter, Paige, have a rule in place in their house that forbids Paige from entering the door down the hall from where she sleeps. She respects their rule, and happily adjusts to life in their care. But this doesn’t stop her curiosity and the nightmares she's having.

Unfortunately the movie The Door Down the Hall is not yet available on HBO Max.