Movies Like Unknown Within

If you liked Unknown Within (2024), a horror movie directed by Elroy Martinez Jr., here are 20 movies with a similar feel, based on TMDB's recommendations. Each one links to its cast, trailer and where it's streaming.

1
The Boy Behind the Door (2020)
★ 6.2/10Also horror
Bobby tries to save himself and his best friend when they are kidnapped on their way home from school.
2
Frank and Penelope (2022)
★ 7.3/10Also horror
A tale of love and violence when a man on his emotional last legs finds a savior seductively dancing in a run-down strip club. And a life most certainly headed off a cliff suddenly becomes redirected - as everything is…
3
Vicious (2025)
★ 6/10Also horror
When Polly receives a mysterious box, it comes with one rule: place inside something she needs, something she hates, and something she loves. If she doesn’t obey, it will consume everything—and everyone—she’s ever known.
4
The Last Breath (2024)
★ 6/10Also horror
A group of old college friends reunite on a Caribbean scuba diving trip exploring the wreckage of a WWII battleship and find themselves trapped inside the underwater labyrinth of rusted metal surrounded by great white…
5
Saint Catherine (2024)
★ 6.2/10Also horror
An orphaned girl is rescued from a satanic ritual and taken to Saint Catherine Institute for homeless youth. There she will learn new skills while facing demons that stalk her.
6
They Reach (2020)
★ 6.8/10Also horror
In 1979, a young girl stumbles upon a possessed tape player. She unknowingly unleashes a demonic entity that haunts her family while slowly dragging the small town of Clarkston to Hell.
7
Wolves (2014)
★ 5.9/10Also horror
The coming-of-age story of Cayden Richards. Forced to hit the road after the murder of his parents, Cayden wanders lost without purpose... Until he meets a certifiable lunatic named Wild Joe who sets him on a path to…
8
Succubus (2024)
★ 8.3/10Also horror
A new father going through a marital separation joins a dating app and matches with a beautiful but mysterious young woman... whose powers of seduction and manipulation entangle him in a mystery more horrifying than he…
9
Play Dead (2022)
★ 6.1/10Also horror
Criminology student Chloe fakes her own death to break into a morgue, in order to retrieve a piece of evidence that ties her younger brother to a crime gone wrong. Once inside, she discovers that a sadistic coroner is…
10
Maniac (1963)
★ 6.2/10Also horror
When a stranger enters a quiet, country town and is seduced by a sensuous married woman he unwittingly finds himself at the centre of a storm of sexual guilt and murder.
11
God Is a Bullet (2023)
★ 6.3/10Also horror
Vice detective Bob Hightower finds his ex-wife murdered and daughter kidnapped by a cult. Frustrated by the botched official investigations, he quits the force and infiltrates the cult to hunt down the leader with the…
12
The Fall of the House of Usher (1928)
★ 6.8/10Also horror
Convinced that his family is tainted by generations of evil, Roderick Usher is hellbent on stopping his sister Madeline’s wedding to prevent the cursed Usher bloodline from expanding. When her nameless traveller fiancé…
13
You'll Never Find Me (2024)
★ 6.1/10Also horror
Patrick, a strange and lonely resident, lives in a mobile home at the back of an isolated caravan park. After a violent thunderstorm erupts, a mysterious young woman appears at his door, seeking shelter from the…
14
Cheat (2023)
★ 7.1/10Also horror
On the surface it's believed to be another urban legend - a supernatural being from the afterlife is violently killing anyone who cheats on their significant other in the small college town of Silvercreek…
15
Night of the Hunted (2023)
★ 6.1/10Also horror
When an unsuspecting woman stops at a remote gas station in the dead of night, she's made the plaything of a sociopath sniper with a secret vendetta. To survive, she must not only dodge his bullets and fight for her…
16
Eradication (2022)
★ 6.1/10Also horror
When an unknown disease wipes out most of the world’s population, a man with unique blood is isolated for study. Fearing for his wife’s safety, he breaks his quarantine – into a world overrun by monstrous Infected and…
17
The Car (1977)
★ 6.4/10Also horror
The Utah community of Santa Ynez is being terrorized by a mysterious black coupe that appears out of nowhere and begins running people down. After the car kills off the town sheriff, Captain Wade Parent is determined…
18
Never Let Go (2024)
★ 6.1/10Also horror
As an evil takes over the world beyond their front doorstep, the only protection for a mother and her twin sons is their house and their family’s protective bond.
19
Abigail Haunting (2020)
★ 6.7/10Also horror
After escaping the clutches of an abusive relationship, Katie reluctantly returns to the foster home she grew up in. Little does she know, her foster mother Marge is harboring a sinister secret dating back a decade…
20
Fear the Night (2023)
★ 5.9/10Also horror
During a bachelorette party in a secluded California farmhouse, masked intruders launch a brutal attack, forcing eight women to fight for survival. Led by Tess, a troubled military veteran, they unite to defend…