Movies Like Mermaid Down

If you liked Mermaid Down (2019), a horror and fantasy movie directed by Jeffrey Grellman, 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
Cirque du Freak: The Vampire's Assistant (2009)
★ 5.9/10Also fantasy and thriller
When Darren Shan is taken to a circus that's chock-full of sideshow oddities, he meets a vampire and receives a life-changing bite on the neck.
2
The Unhealer (2021)
★ 5.8/10Also fantasy and thriller
A botched faith healing bestows supernatural Shaman powers on a bullied teenager. When his lifelong tormentors pull a prank that kills someone he loves, he uses his powers for revenge and goes on a bloody rampage to…
3
Red Riding Hood (2011)
★ 6/10Also mystery and fantasy
Valerie is in love with a brooding outsider, Peter, but her parents have arranged for her to marry another man. Unwilling to lose each other, Valerie and Peter plan to run away together when Valerie's older sister is…
4
Deep Water (2026)
★ 7.4/10Also horror and thriller
A group of international passengers on a flight from Los Angeles to Shanghai is forced to make an emergency landing in shark-infested waters. The terrified group is forced to work together and overcome their…
5
Night Watch (1973)
★ 6.3/10Also mystery and thriller
A woman recovering from a nervous breakdown tries to convince her husband and and the local London police that she has witnessed a murder in the abandoned house next door.
6
Race with the Devil (1975)
★ 6.4/10Also horror and thriller
Two couples vacationing together in an R.V. from Texas to Colorado are terrorized after they witness a murder during a Satanic ritual.
7
The Seven-Ups (1973)
★ 6.3/10Also thriller and mystery
A tough detective who is part of an elite New York City unit is trying to find out who killed his partner, but uncovers a plot to kidnap mobsters for money.
8
The Invitation (2016)
★ 6.4/10Also thriller and horror
Will and his new girlfriend Kira are invited to a dinner with old friends at the house of Will’s ex Eden and her new partner David. Although the evening appears to be relaxed, Will soon gets a creeping suspicion that…
9
Monster Summer (2024)
★ 6.3/10Also fantasy and mystery
When a mysterious force begins to disrupt their big summer fun, Noah and his friends team up with a retired police detective to embark on a monstrous adventure to save their island.
10
The Invisible (2007)
★ 6.4/10Also fantasy and thriller
After an attack leaves him in limbo -- invisible to the living and also near death -- a teenager discovers the only person who might be able help him is his attacker.
11
Fear in the Night (1972)
★ 5.8/10Also mystery and thriller
It took Peggy Heller a long time to recover from the trauma of a brutal physical assault, suffered in her youth. When she married Robert, he provided her with the love and reassurance she craved for and the two settled…
12
The Car (1977)
★ 6.4/10Also horror and thriller
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…
13
Basilisk: The Serpent King (2006)
★ 6.2/10Also horror and fantasy
Two millennia ago, a Lybian king has a basilisk (snake-shaped dragon), which petrifies people, subjected to the same fate with a golden scepter during a solar eclipse. Both these and several victims are dug up by…
14
Overdrive (2017)
★ 6.1/10Also thriller and mystery
Master car thieves square off against French gangsters in the South of France with money, women and lives all on the line.
15
The Shed (2019)
★ 6/10Also horror and thriller
The story of Stan, an orphaned teenager stuck living with his abusive grandfather and tasked with routinely protecting his best friend from high school bullies. When Stan discovers a murderous creature has taken refuge…
16
The Possessed (2021)
★ 6.3/10Also horror and thriller
A man with the ability to exorcise demons fights to protect his loved ones after a sudden surge in demonic possessions. After discovering his nephew's girlfriend has the same supernatural gift, they join forces for the…
17
Circle (2015)
★ 6/10Also horror and mystery
In a massive, mysterious chamber, fifty strangers awaken to find themselves trapped with no memory of how they got there. Organized in an inward-facing circle and unable to move, they quickly learn that every two…
18
Kept Woman (2015)
★ 6.5/10Also thriller and mystery
Jessica and her fiancé Evan have just moved from the city into their dream home on a quiet suburban street. Soon after, Jessica catches her seemingly friendly new neighbor, Simon, in a strange lie and can't let her…
19
The Hound of the Baskervilles (1939)
★ 7.1/10Also mystery and horror
When a nobleman is threatened by a family curse on his newly inherited estate, detective Sherlock Holmes is hired to investigate.
20
Affinity (2025)
★ 6.9/10Also thriller and mystery
Chilean martial-arts star Marko Zaror is Bruno, an ex-SEAL struggling with PTSD. He lives a life in fear of his demons until one day when he discovers a beautiful woman with no past of her own. Together they begin to…