There's Someone Inside Your House (2021) Horror Thriller Mystery
There's Someone Inside Your House (2021) Movie Release Dates / Movie Details
- Alias: There's Someone Inside Your House
- Overall Score: ☆ 4.70/10
IMDB: ☆ 4.9/10
Metascore: ☆ 4.5/10
Tomatometer: ☆ 4.7/10
There's Someone Inside Your House Plot Synopsis:
Makani Young has moved from Hawaii to quiet, small-town Nebraska to live with her grandmother and finish high school, but as the countdown to graduation begins, her classmates are stalked by a killer intent on exposing their darkest secrets to the entire town, terrorizing victims while wearing a life-like mask of their own face. Makani, with her own mysterious past, joins her new classmates to try to discover the killer because they become victims themselves.
Synopsis / Plot Summary: Makani Young has moved from Hawaii to quiet, small-town Nebraska to live with her grandmother and finish high school, but as the countdown to graduation begins, her classmates are stalked by a killer intent on exposing their darkest secrets to the entire town, terrorizing victims while wearing a life-like mask of their own face. With a mysterious past of her own, Makani and her friends must discover the killer"s identity before they become victims themselves.
Tagline: Everyone Has a Secret to Die For.
More: Most Anticipated Horror Movies Coming Soon in 2026-2027!Official Trailer
There's Someone Inside Your House Movie Information:
Type: MovieYear: 2021 (more 2021 movies)
What is There's Someone Inside Your House Streaming On?
There's Someone Inside Your House is Streaming on NetflixLanguage: English
Country: United States, Canada
Release Dates: Movie Release Dates / There's Someone Inside Your House Release Dates Netflix: Oct 06, 2021
Writers: Stephanie Perkins, Henry Gayden
Producers: James Bitonti, Michael Clear, Dan Cohen, Brendan Ferguson, Henry Gayden, Shawn Levy, Emily Morris, Judson Scott, James Wan
Editors: Michel Aller
Trending in Movies:
Whistle (2025), Forgive Us All (2025), Hell House LLC: Lineage (2025), 28 Years Later: The Bone… (2026), 28 Years Later (2025), We Bury the Dead (2024), Strange Harvest: Occult Murder… (2024), Bring Her Back (2025), Parvulos (2024), and ZombieCON Vol. 1 (2024)
Check Out the Best Horror Movies of 2026 You Must See!
Check out more movies that start with T and movies from 2021. Also, you can find more thriller movies that start with T.
More: Must See New Horror Movies in 2026!There's Someone Inside Your House (2021) Cast (Click to Expand)
There's Someone Inside Your House Cast
| Cast overview, first billed only: | Character(s) | |
|---|---|---|
| Sarah Dugdale | ... | Katie Koons |
| Sydney Park | ... | Makani Young |
| Kayla Heller | ... | Olivia Grace |
| Théodore Pellerin | ... | Oliver Larsson |
| Burkely Duffield | ... | Caleb Greeley |
| Emilija Baranac | ... | Hailey |
| Markian Tarasiuk | ... | Jackson Pace |
| Andrew Dunbar | ... | Deputy Chris Larsson |
| Asjha Cooper | ... | Alex Crisp |
| Dale Whibley | ... | Zach Sanford |
| Diego Josef | ... | Rodrigo |
| Anthony Timpano | ... | Witt |
| Tedra Rogers | ... | Abigail |
| William MacDonald | ... | Mr. Sandford |
| Ivy Matheson | ... | Kayla |
| BJ Harrison | ... | Gam |
| Jesse LaTourette | ... | Darby |
| Adrian Hough | ... | Sheriff Adkins |
| Jade Falcon | ... | Stacy |
| Ryan Beil | ... | Dave the Uber Driver |
Fun Facts: 15 Real AGES of Cast
- Sarah Dugdale (b. June 21, 1995) – Katie Koons
Sign: Cancer, Height: 5' 6" (1.68 m) - Sydney Park (b. October 31, 1997) – Makani Young
Sign: Scorpio, Height: 5' 5" (1.65 m)
Also known as: Syd the Kid - Kayla Heller – Olivia Grace
- Théodore Pellerin – Oliver Larsson
Also known as: Theodore Pellerin - Burkely Duffield (b. August 9, 1992) – Caleb Greeley
Sign: Leo, Height: 5' 11" (1.8 m) - Emilija Baranac (b. August 4, 1994) – Hailey
Sign: Leo, Height: 5' 5" (1.65 m) - Markian Tarasiuk – Jackson Pace
- Andrew Dunbar – Deputy Chris Larsson
Height: 6' (1.83 m) - Asjha Cooper – Alex Crisp
- Dale Whibley – Zach Sanford
Height: 5' 11" (1.8 m) - Diego Josef – Rodrigo
- Anthony Timpano – Witt
- Tedra Rogers – Abigail
- William MacDonald – Mr. Sandford
Also known as: William Mac Donald | Bill MacDonald | Bill Macdonald | William Macdonald | William McDonald - Ivy Matheson – Kayla
Source: IMDB, Metacritic, Rotten Tomatoes, HellHorror.com fans like you!