Movies like K3: The Song Of The Mermaid (2024)
The best movies like K3: The Song Of The Mermaid (2024) are Ruby Gillman, Teenage Kraken (2023), The Gnome-Mobile (1967) and Gabby's Dollhouse: The Movie (2025). If K3: The Song Of The Mermaid hooked you with its comedy and fantasy, these 30 similar films are what to watch next, and every pick says why it matches.
Quick picks
- Highest ratedForgotten Island (2026)8.0/10 from 252 votes
- NewestForgotten Island (2026)Released 2026
Ruby 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 · both family & fantasy
Worth the HypeMovies like thisThe Gnome-Mobile (1967)
An eccentric millionaire and his grandchildren are embroiled in the plights of some forest gnomes who are searching for the rest of their tribe. While helping them, the millionaire is suspected of being crazy because he's seeing gnomes! He's committed, and the niece and nephew and the gnomes have to find him and free him.
Why it matches: Recommended by TMDB viewers · both fantasy & comedy
Popcorn FlickMovies like thisGabby's Dollhouse: The Movie (2025)
When her beloved dollhouse is accidentally claimed by an eccentric cat lady during a road trip to Cat Francisco, Gabby embarks on a real-world adventure to reunite the Gabby Cats and rescue her most prized possession before it is too late.
Why it matches: Recommended by TMDB viewers · both comedy & family
Popcorn FlickMovies like thisTrading Mom (1994)
The Martin kids learn of a magic spell that will take them to the 'mommy market' so they can get a more user friendly model. After giving a few other moms a try, they want their own back. But that is not so easy.
Why it matches: Recommended by TMDB viewers · both comedy & family
SnoozefestMovies like thisGodmothered (2020)
A young and unskilled fairy godmother that ventures out on her own to prove her worth by tracking down a young girl whose request for help was ignored. What she discovers is that the girl has now become a grown woman in need of something very different than a "prince charming."
Why it matches: Recommended by TMDB viewers · both family & fantasy
Popcorn FlickMovies like thisDisenchanted (2022)
Disillusioned with life in the city, feeling out of place in suburbia, and frustrated that her happily ever after hasn’t been so easy to find, Giselle turns to the magic of Andalasia for help. Accidentally transforming the entire town into a real-life fairy tale and placing her family’s future happiness in jeopardy, she must race against time to reverse the spell and determine what happily ever after truly means to her and her family.
Why it matches: Recommended by TMDB viewers · both comedy & family
Popcorn FlickMovies like thisA Cinderella Story: If the Shoe Fits (2016)
A contemporary musical version of the classic Cinderella story in which the servant step daughter hope to compete in a musical competition for a famous pop star.
Why it matches: Recommended by TMDB viewers · both comedy & family
Worth the HypeMovies like thisKermit's Swamp Years (2002)
At 12 years old, Kermit the Frog and best friends Goggles and Croaker travel outside their homes in the swamps of the Deep South to do something extraordinary with their lives.
Why it matches: Recommended by TMDB viewers · both fantasy & family
SnoozefestMovies like thisSmurfs: The Lost Village (2017)
In this fully animated, all-new take on the Smurfs, a mysterious map sets Smurfette and her friends Brainy, Clumsy and Hefty on an exciting race through the Forbidden Forest leading to the discovery of the biggest secret in Smurf history.
Why it matches: Recommended by TMDB viewers · both family & comedy
Popcorn FlickMovies like thisDescendants: The Rise of Red (2024)
After the Queen of Hearts incites a coup on Auradon, her rebellious daughter Red and Cinderella's perfectionist daughter Chloe join forces and travel back in time to try to undo the traumatic event that set Red's mother down her villainous path.
Why it matches: Recommended by TMDB viewers · both fantasy & family
Popcorn FlickMovies like thisScooby-Doo! Pirates Ahoy! (2006)
It's horror on the high seas when Scooby-Doo and the gang take a creepy cruise into one of the world's most mysterious places, the Bermuda Triangle! If Scooby, Shaggy and the gang can't solve this mystery, they may have to walk the plank.
Why it matches: Recommended by TMDB viewers · both fantasy & comedy
Worth the HypeMovies like thisSabrina the Teenage Witch (1996)
A girl, sent by her parents to live with her two eccentric aunts, finds out on her sixteenth birthday that she is a witch.
Why it matches: Recommended by TMDB viewers · both fantasy & family
Popcorn FlickMovies like thisBarbie in A Mermaid Tale (2010)
Barbie stars as Merliah, a surfer who learns a shocking secret: she's a mermaid! She and her dolphin friend set out for an undersea adventure to rescue her mother, the queen of Oceana.
Why it matches: Recommended by TMDB viewers · both family & fantasy
Worth the HypeMovies like thisThe Little Mermaid (1989)
This colorful adventure tells the story of an impetuous mermaid princess named Ariel who falls in love with the very human Prince Eric and puts everything on the line for the chance to be with him. Memorable songs and characters -- including the villainous sea witch Ursula.
Why it matches: Recommended by TMDB viewers · both family & fantasy
Worth the HypeMovies 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 · both family & fantasy
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 · both fantasy & family
Popcorn FlickMovies like thisFour Kids and It (2020)
A group of kids on holiday in Cornwall meet a magical creature on the beach with the power to grant wishes.
Why it matches: Recommended by TMDB viewers · both family & fantasy
Popcorn FlickMovies like thisThe New Adventures of Pippi Longstocking (1988)
After her father's ship is carried off by a sudden storm, the spunky Pippi Longstocking is stranded with her horse, Alfonso,and her pet monkey, Mr. Neilson, and takes up residence in the old family home, which is thought by neighborhood children to be haunted. Soon, two children, Tommy and his sister Anika, venture into the house only to meet up with Pippi. The three soon become friends and get into various adventures together, including cleaning the floor with scrubbing shoes, dodging the "splunks", going down a waterfall in barrels, and helping Pippi with the problem of having to go to an orphanage. Older children will probably get the most out of this movie.
Why it matches: Recommended by TMDB viewers · both fantasy & family
SnoozefestMovies 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 · both comedy & family
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 · both family & comedy
Popcorn FlickMovies like thisForgotten Island (2026)
While celebrating their last night together, high school graduates and best friends Jo and Raissa stumble upon a mysterious portal that transports them to the fantastical island of Nakali. When they discover that the memories of their entire friendship are the price for returning home, Jo and Raissa must race to find a way to leave the island before they forget each other forever.
Why it matches: Similar story and style · both fantasy & comedy
Absolute CinemaMovies like thisThe Adventures of Timmy the Tooth: The Brush in the Stone (1996)
Timmy gets a case of the itchy polka dots on the day of the Flossmore Valley Fair. It's up to Mr. Wisdom to read Timmy a medieval story about the origins of the childhood disease.
Why it matches: Similar story and style · both family & comedy
The Adventures of Timmy the Tooth: Malibu Timmy (1995)
Timmy and his friends go to the beach, but there is just one problem: Timmy cannot swim, and neither can Waxie! Timmy then imagines himself as a lifeguard, and his friends are competing in a surfing competition against the notorious cheater Goon Doggy.
Why it matches: Similar story and style · both family & comedy
The Adventures of Timmy the Tooth: Lost My Brush (1995)
The Cavity Goon and Miss Sweety plot to capture Brushbrush in order to bait Timmy and hand him over to the Tooth Fairy.
Why it matches: Similar story and style · both family & comedy
The Adventures of Timmy the Tooth: An Eye for a Tooth (1995)
Young Sidney Cyclops wants nothing more than to be the greatest paperboy in the world. Unfortunately, he cannot see. It's up to Timmy, Brushbrush and Bubbles to help Sidney.
Why it matches: Similar story and style · both family & comedy
The Adventures of Timmy the Tooth: Rainy Day Adventure (1995)
During a rainy day, Timmy imagines that he is Captain Good Guy, and Brushbrush is his first mate. They work to save Sunny the Sun from The Cavity Goon and Miss Sweety.
Why it matches: Similar story and style · both family & comedy
Bran Nue Dae (2009)
In the Summer of 1965 a young man is filled with the life of the idyllic old pearling port Broome - fishing, hanging out with his mates and his girl. However his mother returns him to the religious mission for further schooling. After being punished for an act of youthful rebellion, he runs away from the mission on a journey that ultimately leads him back home.
Why it matches: Similar story and style · both comedy
Fantasy Mission Force (1983)
A force of loners and fighters is put together to try and rescue the generals and save the war effort with the promise of gold and pardons of past crimes.
Why it matches: Similar story and style · both comedy
SnoozefestMovies like thisRebecca of Sunnybrook Farm (1938)
Rebecca's Uncle Harry leaves her with Aunt Miranda who forbids her to associate with show people. But neighbor Anthony Kent is a talent scout who secretly set it up for her to broadcast.
Why it matches: Similar story and style · both family
Bikini Beach (1964)
A millionaire sets out to prove his theory that his pet chimpanzee is as intelligent as the teenagers who hang out on the local beach, where he is intending to build a retirement home.
Why it matches: Similar story and style · both comedy
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Frequently asked questions
What are the best movies like K3: The Song Of The Mermaid?
The closest matches to K3: The Song Of The Mermaid are Ruby Gillman, Teenage Kraken (2023), The Gnome-Mobile (1967) and Gabby's Dollhouse: The Movie (2025). Below are 27 more, each with the reason it matches.
What should I watch after K3: The Song Of The Mermaid?
Start with Ruby Gillman, Teenage Kraken (2023), the closest match to K3: The Song Of The Mermaid.
What is the highest-rated movie like K3: The Song Of The Mermaid?
Forgotten Island (2026), rated 8.0/10 by 252 TMDB users.
What is the newest movie like K3: The Song Of The Mermaid?
Forgotten Island (2026) is the most recent release on this list.
How are movies similar to K3: The Song Of The Mermaid chosen?
First come films that Trakt’s viewers watch alongside K3: The Song Of The Mermaid, then TMDB’s recommendations and films it rates as similar in story and genre. Each pick says which signal put it there.