Movies Like Theta States

If you liked Theta States (2017), a horror movie directed by Manny Serrano, 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 Boogeyman (2023)
★ 6.4/10Also horror
Still reeling from the tragic death of their mother, a teenage girl and her younger sister find themselves plagued by a sadistic presence in their house and struggle to get their grieving father to pay attention before…
2
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.
3
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.
4
Monkey’s Magic Merry Go Round (2026)
★ 7.6/10Also horror
After a mysterious bout of amnesia, a beloved children’s television host struggles to piece together his fractured memories, only to find his once-cheerful puppet co-stars behaving with sinister intent. As reality…
5
Thinner (1996)
★ 5.9/10Also horror
An obese lawyer finds himself growing "Thinner" when an old Romani man places a hex on him. Now the lawyer must call upon his friends in organized crime to help him persuade the old man to lift the curse. Time is…
6
Ghostland (2018)
★ 7.4/10Also horror
A mother of two inherits a home from her aunt. On the first night in the new home she is confronted with murderous intruders and fights for her daughters’ lives. Sixteen years later the daughters reunite at the house…
7
No One Gets Out Alive (2021)
★ 5.8/10Also horror
An immigrant in search of the American dream is forced to take a room in a boarding house and soon finds herself in a nightmare from which she can't escape.
8
The Deliverance (2024)
★ 6/10Also horror
Ebony Jackson, a struggling single mother fighting her personal demons, moves her family into a new home for a fresh start. But when strange occurrences inside the home raise the suspicions of Child Protective Services…
9
Dark Harvest (2023)
★ 6.1/10Also horror
In a small Midwestern town, a deadly annual ritual unfolds when the mythical nightmare, Sawtooth Jack, rises from the cornfields and challenges the town’s teenage boys in a bloody battle of survival.
10
Barbarian (2022)
★ 6.9/10Also horror
In town for a job interview, a young woman arrives at her Airbnb late at night only to find that it has been mistakenly double-booked and a strange man is already staying there. Against her better judgement, she…
11
The Entity (1982)
★ 6.8/10Also horror
A single mom is raped by an invisible force. Her psychiatrist believes the experience stems from childhood trauma, while she knows something supernatural is at play.
12
Nightmare Cinema (2018)
★ 5.8/10Also horror
A series of down-on-their-luck individuals enter the decrepit and spine-chilling Rialto theater, only to have their deepest and darkest fears brought to life on the silver screen by The Projectionist – a mysterious…
13
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.
14
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…
15
Race with the Devil (1975)
★ 6.4/10Also horror
Two couples vacationing together in an R.V. from Texas to Colorado are terrorized after they witness a murder during a Satanic ritual.
16
Dust Bunny (2025)
★ 6.7/10Also horror
Ten-year-old Aurora asks her hitman neighbor to kill the monster under her bed that she claims ate her family. To protect her, he must battle an onslaught of assassins while accepting that some monsters are real.
17
A Nightmare on Elm Street 3: Dream Warriors (1987)
★ 6.7/10Also horror
A psychiatrist, familiar with the knife-wielding dream demon Freddy Krueger, helps teens at a mental hospital battle the killer who is invading their dreams.
18
Hellbound: Hellraiser II (1988)
★ 6.4/10Also horror
Now confined to a mental hospital, young Kirsty insists her supposedly dead father is actually stuck in Hell following his wife’s betrayal. Few believe the young woman’s lurid stories aside from the thrill-seeking Dr…
19
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…
20
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…