The Killer in Netflix Slasher ‘There’s Someone Inside Your House’ Wears Masks That Look Like His Victims [Trailer]

Slashers are back in a big way here in 2021, and while we continue waiting for Halloween Kills, Netflix has just released the official trailer for an upcoming slasher movie of their own.

Patrick Brice, the director of Creep, Creep 2 and Corporate Animals, is back with Netflix‘s There’s Someone Inside Your House, coming to Netflix on October 6, 2021.

Check out the official trailer below, which presents a new slasher maniac who kills his victims while he’s wearing masks of their faces. And he’s intent on exposing who they really are.

The film is based on the New York Times bestselling novel by Stephanie Perkins, and Henry Gayden (Shazam!) wrote the script. Here’s the official synopsis from Netflix…

“A high school senior (Sydney Park) and the rest of her new school’s graduating class are being targeted by a masked killer intent on exposing their darkest secrets to the world.”

The cast of There’s Someone Inside Your House includes Sydney Park, Théodore Pellerin, Asjha Cooper, Dale Whibley, Jesse LaTourette, Diego Josef, Burkely Duffield, Sarah Dugdale, William MacDonald, Andrew Dunbar and Markian Tarasuik.

Shawn Levy’s 21 Laps (“Stranger Things”) and James Wan’s Atomic Monster produce.