Movies like Under the Sea (2023)
The best movies like Under the Sea (2023) are Aquamarine (2006), The Thirteenth Year (1999) and Splash (1984). If Under the Sea hooked you, these 20 similar films are what to watch next, and every pick says why it matches.
Quick picks
- Highest ratedRuby Gillman, Teenage Kraken (2023)7.1/10 from 1,150 votes
- NewestRose of Nevada (2026)Released 2026
Aquamarine (2006)
Two teenage girls discover that mermaids really do exist after a violent storm washes one ashore. The mermaid, a sassy creature named Aquamarine, is determined to prove to her father that real love exists, and enlists the girls' help in winning the heart of a handsome lifeguard.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisThe Thirteenth Year (1999)
A teen learns that his birth mother is a mermaid after he begins to grow fins and slimy scales on his thirteenth birthday.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisSplash (1984)
A successful businessman falls in love with the girl of his dreams. There's one big complication though; he's fallen hook, line and sinker for a mermaid.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisRuby Gillman, Teenage Kraken (2023)
Ruby Gillman, a sweet and awkward high school student, discovers she's a direct descendant of the warrior kraken queens. The kraken are sworn to protect the oceans of the world against the vain, power-hungry mermaids. Destined to inherit the throne from her commanding grandmother, Ruby must use her newfound powers to protect those she loves most.
Why it matches: Recommended by TMDB viewers
Worth the HypeMovies like thisSabrina, Down Under (1999)
Sabrina travels to Australia's Great Barrier Reef with her best friend Gwen, a fellow witch from England, for a week-long vacation where they try to help protect a hidden mermaid colony whose habitat is threatened by ocean pollution, and by a local marine biologist determined to find the colony as his claim to fame. While Sabrina finds romance with a "merman" from the mermaid colony, Salem the cat finds a possible romance with another witch-turned-into-a-cat, named Hilary, but finds Sabrina's problems interfering with his plans.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisThe King's Daughter (2022)
King Louis XIV's quest for immortality leads him to capture and steal a mermaid's life force, a move that is further complicated by his illegitimate daughter's discovery of the creature.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisThe Little Mermaid (2023)
The youngest of King Triton’s daughters, and the most defiant, Ariel longs to find out more about the world beyond the sea, and while visiting the surface, falls for the dashing Prince Eric. With mermaids forbidden to interact with humans, Ariel makes a deal with the evil sea witch, Ursula, which gives her a chance to experience life on land, but ultimately places her life – and her father’s crown – in jeopardy.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisBarbie in A Mermaid Tale 2 (2012)
Merliah Summers, a mermaid from Oceana, travels to Australia for a surfing competition. But when she learns that the evil Eris is planning to take over her kingdom, she must stop her at any cost.
Why it matches: Recommended by TMDB viewers
Worth the HypeMovies like thisMermaid Down (2019)
A mermaid is ripped from the ocean by a fishing crew only to be tortured and to have her tail cut off. A seemingly helpful stranger intervenes, but then locks her away in an institution for mentally disturbed young women, where no one believes she is a mermaid. With no way out, she is forced to count on her survival instincts, and fight for her life at all costs.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisPan (2015)
Living a bleak existence at a London orphanage, 12-year-old Peter finds himself whisked away to the fantastical world of Neverland. Adventure awaits as he meets new friend James Hook and the warrior Tiger Lily. They must band together to save Neverland from the ruthless pirate Blackbeard. Along the way, the rebellious and mischievous boy discovers his true destiny, becoming the hero forever known as Peter Pan.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisBarbie: Mermaid Power (2022)
Barbie 'Brooklyn' Roberts, Barbie 'Malibu' Roberts, and sisters Skipper, Stacie, and Chelsea go on an underwater adventure as they transform into mermaids to help save the world of Pacifica.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisBarbie: Dolphin Magic (2017)
Barbie and her sisters take off on another exciting, global adventure to visit their friend Ken at his summer internship at a beautiful and exotic coral reef.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisTales of the Black Freighter (2009)
A mariner survives an attack from the dreaded pirates of the Black Freighter, but his struggle to return home to warn it has a horrific cost.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisThe Little Mermaid II: Return to the Sea (2000)
Set several years after the first film, Ariel and Prince Eric are happily married with a daughter, Melody. In order to protect Melody from the Sea Witch, Morgana, they have not told her about her mermaid heritage. Melody is curious and ventures into the sea, where she meets new friends. But will she become a pawn in Morgana's quest to take control of the ocean from King Triton?
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisBarbie Fairytopia: Mermaidia (2006)
In this animated follow-up to Fairytopia, Elina enlists the help of a mermaid, Nori, to save her friend Nalu, a merman prince who has been captured by the wicked Laverna.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisAlice in Wonderland (1933)
In Victorian England, a bored young girl dreams that she has entered a fantasy world called Wonderland, populated by even more fantastic characters.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisMirrorMask (2005)
In a fantasy world of opposing kingdoms, a 15-year old girl must find the fabled MirrorMask in order to save the kingdom and get home.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisSofia the First: The Floating Palace (2013)
After Sofia helps a little mermaid named Oona, Sofia's amulet grants her the power to transform into a mermaid and visit her new friend's underwater kingdom. But when Cedric (disguised as a seamonster) plots to steal Oona's enchanted Mermaid Comb, danger surfaces for both worlds. With a little help from special guest, Princess Ariel, Sofia embarks on an adventure to rescue Oona and prevent a typhoon before it's too late.
Why it matches: Recommended by TMDB viewers
Worth the HypeMovies like thisRose of Nevada (2026)
When a fishing boat, the Rose of Nevada, lost with all hands 30 years ago, mysteriously reappears in the old harbour of a forgotten Cornish village, for those who remember, it’s surely a sign. The boat must go out to sea again and maybe then the luck of the devastated village will turn. Young father Nick and enigmatic newcomer Liam join captain Murgey, and they head to sea. But when they return, satisfied with their haul, something is amiss – they’ve slipped back in time, and the villagers greet them as if they are the original crew.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisMuriel's Wedding (1994)
Socially awkward Muriel Heslop wants nothing more than to get married. Unfortunately, due to her oppressive politician father, Muriel has never even been on a date. Ostracized by her more socially adept friends, Muriel runs into fellow outcast Rhonda Epinstalk, and the two move from their small Australian town to the big city of Sydney, where Muriel changes her name and begins the arduous task of redesigning her life to match her fantasies.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like this
Like Under the Sea and something else?
Blend two favourites and we’ll find the films in between.
Frequently asked questions
What are the best movies like Under the Sea?
The closest matches to Under the Sea are Aquamarine (2006), The Thirteenth Year (1999) and Splash (1984). Below are 17 more, each with the reason it matches.
What should I watch after Under the Sea?
Start with Aquamarine (2006), the closest match to Under the Sea.
What is the highest-rated movie like Under the Sea?
Ruby Gillman, Teenage Kraken (2023), rated 7.1/10 by 1,150 TMDB users.
What is the newest movie like Under the Sea?
Rose of Nevada (2026) is the most recent release on this list.
Are there Italian movies like Under the Sea?
The closest matches are in other languages.
How are movies similar to Under the Sea chosen?
First come films that Trakt’s viewers watch alongside Under the Sea, then TMDB’s recommendations and films it rates as similar in story and genre. Each pick says which signal put it there.