There's Someone Inside Your House

The graduating class at Osborne High is being targeted by a masked assailant, intent on exposing the darkest secret of each victim, and only a group of misfit outsiders can stop the killings.

There's Someone Inside Your House is a 2021 mystery horror movie directed by Patrick Brice, starring Sydney Park, Asjha Cooper, Dale Whibley. It holds an IMDb rating of 4.9/10 from 22,700 votes and runs 1h 36m.