Movies Like Self-Assembly

If you liked Self-Assembly (2014), a horror and mystery movie directed by Ray Sullivan, 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 Inhabitant (2022)
★ 5.9/10Also horror and mystery
Like any other teenage girl, Tara is just surviving high school — yet her father and mother seem strangely distant. Amidst a nearby spree of gruesome ax murders, Tara has sightings of terrifying entities, forcing her…
2
Come Play (2020)
★ 6.4/10Also horror and mystery
Oliver, a lonely autistic boy, seeks solace and refuge in his ever-present cell phone and tablet. When a mysterious creature uses the boy's devices against him, his parents must fight to save their son from the monster…
3
Slapface (2022)
★ 5.9/10Also horror
A boy deals with the loss of his mother by creating a relationship with a dangerous monster.
4
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…
5
The Dogs (2025)
★ 6.4/10Also horror and mystery
After fleeing his psychotic father, a young teen and his mom seek refuge in a remote farmhouse, only to face a pack of ferocious dogs and the sinister spirits that haunt the property.
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
Spiral: From the Book of Saw (2021)
★ 5.9/10Also horror and mystery
Working in the shadow of an esteemed police veteran, brash Detective Ezekiel “Zeke” Banks and his rookie partner take charge of a grisly investigation into murders that are eerily reminiscent of the city’s gruesome…
8
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.
9
Final Destination Bloodlines (2025)
★ 7/10Also horror and mystery
Plagued by a violent recurring nightmare, college student Stefanie heads home to track down the one person who might be able to break the cycle and save her family from the grisly demise that inevitably awaits them all.
10
Z (2019)
★ 6.5/10Also horror
A family find themselves terrorized by their eight-year-old son's imaginary friend.
11
The Cellar (2022)
★ 6.4/10Also horror and mystery
When Keira Woods' daughter mysteriously vanishes in the cellar of their new house in the country, she soon discovers there is an ancient and powerful entity controlling their home that she will have to face or risk…
12
Amelia’s Children (2024)
★ 6/10Also horror and mystery
When Edward’s search for his biological family leads him and his girlfriend Ryley to a magnificent villa high in the mountains of Northern Portugal, he is full of excitement at meeting his long-lost mother and twin…
13
The Children (2008)
★ 6.1/10Also horror and mystery
A relaxing Christmas vacation turns into a terrifying fight for survival as the children begin to turn on their parents.
14
Goodnight Mommy (2022)
★ 6.3/10Also horror and mystery
When twin brothers arrive home to find their mother’s demeanor altered and face covered in surgical bandages, they begin to suspect the woman beneath the gauze might not be their mother.
15
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…
16
Whisper (2007)
★ 6.3/10Also horror
Sinister things begin happening to kidnappers who are holding a young boy for ransom in a remote cabin.
17
The Jester (2016)
★ 7.4/10Also mystery and horror
The Jester is the titular main antagonist of the horror/thriller analogy short films of the same name. He is an enigmatic and malevolent being who enjoys inducing suffering to individuals he comes across who don't…
18
The Devil Conspiracy (2023)
★ 6.4/10Also horror
A powerful biotech company has breakthrough technology allowing them to clone history’s most influential people with just a few fragments of DNA. Behind this company is a cabal of Satanists that steals the shroud of…
19
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.
20
Night of the Hunted (2023)
★ 6.1/10Also horror and mystery
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…