Movies like Flat 3A (2011)
The best movies like Flat 3A (2011) are Containment (2015), Saint Catherine (2024) and Amelia’s Children (2024). If Flat 3A hooked you with its horror, these 20 similar films are what to watch next, and every pick says why it matches.
Quick picks
- Highest ratedSaccharine (2026)7.2/10 from 320 votes
- NewestBlack Box (2026)Released 2026
Containment (2015)
Neighbors in a block wake one morning to find they have been sealed inside their apartments. Can they work together to find out why? Or will they destroy each other in their fight to escape?
Why it matches: Recommended by TMDB viewers · both horror
SnoozefestMovies like thisSaint Catherine (2024)
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.
Why it matches: Recommended by TMDB viewers · both horror
Popcorn FlickMovies like thisAmelia’s Children (2024)
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 brother. Finally, he will discover who he is and where he comes from. But nothing is as it seems, and Edward will soon learn that he is linked to them by a monstrous secret.
Why it matches: Recommended by TMDB viewers · both horror
Popcorn FlickMovies like thisThe Boy Behind the Door (2020)
Bobby tries to save himself and his best friend when they are kidnapped on their way home from school.
Why it matches: Recommended by TMDB viewers · both horror
Popcorn FlickMovies like thisBooks of Blood (2020)
A journey into uncharted and forbidden territory through three tales tangled in space and time.
Why it matches: Recommended by TMDB viewers · both horror
Popcorn FlickMovies like thisA Nun's Curse (2020)
A group of travelers are forced to seek shelter inside an abandoned jail where a notorious nun named Sister Monday had once been assigned and was suspected of murdering prisoners.
Why it matches: Recommended by TMDB viewers · both horror
Popcorn FlickMovies like thisAbigail Haunting (2020)
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. Now, Katie finds herself caught up in a horrifying family drama while confronting an angry spirit named Abigail.
Why it matches: Recommended by TMDB viewers · both horror
Popcorn FlickMovies like thisBaghead (2023)
Following the death of her estranged father, Iris learns she has inherited a run-down, centuries-old pub. She travels to Berlin to identify her father’s body and meet with The Solicitor to discuss the estate. Little does she know, when the deed is signed she will become inextricably tied to an unspeakable entity that resides in the pub’s basement – Baghead – a shape-shifting creature that can transform into the dead.
Why it matches: Recommended by TMDB viewers · both horror
Popcorn FlickMovies like thisDust Bunny (2025)
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.
Why it matches: Recommended by TMDB viewers · both horror
Popcorn FlickMovies like thisNo One Gets Out Alive (2021)
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.
Why it matches: Recommended by TMDB viewers · both horror
SnoozefestMovies like thisMonkey’s Magic Merry Go Round (2026)
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 unravels, the line between performance and nightmare begins to blur.
Why it matches: Recommended by TMDB viewers · both horror
Worth the HypeMovies like thisPlay Dead (2022)
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 using the corpses for his sick and twisted business, and when he realises that Chloe still has a pulse, a terrifying game of cat and mouse ensues.
Why it matches: Recommended by TMDB viewers · both horror
Popcorn FlickMovies like thisA Quiet Place: Day One (2024)
As New York City is invaded by alien creatures who hunt by sound, a woman named Sam fights to survive with her cat.
Why it matches: Recommended by TMDB viewers · both horror
Popcorn FlickMovies like thisReborn (2018)
A stillborn baby girl is abducted by a deranged morgue attendant and brought back to life by electro-kinetic power. On her sixteenth birthday, traumatized Tess escapes captivity and sets out to find her birth mother leaving a trail of horrifying violent destruction and chilling chaos behind her.
Why it matches: Recommended by TMDB viewers · both horror
Popcorn FlickMovies like thisPoltergeist II: The Other Side (1986)
The Freeling family move in with Diane's mother in an effort to escape the trauma and aftermath of Carol Anne's abduction by the Beast. But the Beast is not to be put off so easily and appears in a ghostly apparition as the Reverend Kane, a religious zealot responsible for the deaths of his many followers. His goal is simple - he wants the angelic Carol Anne.
Why it matches: Recommended by TMDB viewers · both horror
Popcorn FlickMovies like thisNever Let Go (2024)
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.
Why it matches: Recommended by TMDB viewers · both horror
Popcorn FlickMovies like thisBlack Box (2026)
Vero Airlines Flight 298 from New Orleans to Seattle becomes the center of a chilling supernatural mystery.
Why it matches: Recommended by TMDB viewers · both horror
SnoozefestMovies like thisSaccharine (2026)
After succumbing to an obscure weight-loss craze involving the eating of human ashes, lovelorn medical student Hana finds herself haunted by the ghost of the person she's eating.
Why it matches: Recommended by TMDB viewers · both horror
Worth the HypeMovies like thisBarbarian (2022)
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 decides to stay the night anyway.
Why it matches: Recommended by TMDB viewers · both horror
Popcorn FlickMovies like thisExtinction (2015)
And suddenly, overnight, the world came to a halt. Two men, two survivors, one kid, and hatred that separates them. A place forgotten by everyone, including the creatures that inhabit the Earth... until now.
Why it matches: Recommended by TMDB viewers · both horror
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Frequently asked questions
What are the best movies like Flat 3A?
The closest matches to Flat 3A are Containment (2015), Saint Catherine (2024) and Amelia’s Children (2024). Below are 17 more, each with the reason it matches.
What should I watch after Flat 3A?
Start with Containment (2015), the closest match to Flat 3A.
What is the highest-rated movie like Flat 3A?
Saccharine (2026), rated 7.2/10 by 320 TMDB users.
What is the newest movie like Flat 3A?
Black Box (2026) is the most recent release on this list.
How are movies similar to Flat 3A chosen?
First come films that Trakt’s viewers watch alongside Flat 3A, then TMDB’s recommendations and films it rates as similar in story and genre. Each pick says which signal put it there.