Movies like Romantic Killer (2025)
The best movies like Romantic Killer (2025) are Stewie Griffin: The Untold Story (2005), Monkey Business (1952) and Groot Takes a Bath (2022). If Romantic Killer hooked you with its science fiction and comedy, these 30 similar films are what to watch next, and every pick says why it matches.
Quick picks
- Highest ratedRegular Show: The Movie (2015)7.9/10 from 454 votes
- NewestHenry Danger: The Movie (2025)Released 2025
- In JapaneseDoraemon the Movie: Nobita's Little Star Wars 2021 (2022)Also in Japanese
Stewie Griffin: The Untold Story (2005)
The maniacal baby of the Griffin family, Stewie, meets his future self. In doing this he discovers that his future image is not what he has anticipated because of a near death experience.
Why it matches: Recommended by TMDB viewers · both comedy & science fiction
Popcorn FlickMovies like thisMonkey Business (1952)
Research chemist Barnaby Fulton works on a fountain of youth pill for a chemical company. One of the labs chimps gets loose in the laboratory and mixes chemicals, but then pours the mix into the water cooler. When trying one of his own samples, washed down with water from the cooler, Fulton begins to act just like a twenty-year-old and believes his potion is working. Soon his wife and boss are also behaving like children.
Why it matches: Recommended by TMDB viewers · both comedy & science fiction
Popcorn FlickMovies like thisGroot Takes a Bath (2022)
Everybody needs some alone time to relax and wash up, but things go quite differently when you’re a Flora Colossi toddler.
Why it matches: Recommended by TMDB viewers · both comedy & science fiction
Worth the HypeMovies like thisRobot Chicken: Star Wars (2007)
A series of 30 sketches, following the hilarious antics of various characters from a galaxy, far, far away.
Why it matches: Recommended by TMDB viewers · both comedy & science fiction
Worth the HypeMovies like thisHenry Danger: The Movie (2025)
Henry Hart meets a superfan—eager to fight crime with Kid Danger—who comes into possession of a device that can open up alternate realities. Facing a wild ride, Henry will need his best friend Jasper and his new superfan sidekick to find his way out or be stuck in another dimension forever.
Why it matches: Recommended by TMDB viewers · both comedy & science fiction
Worth the HypeMovies like thisGroot's Pursuit (2022)
Groot investigates a spooky noise that’s been haunting the Quadrant, which leads to an intense dance off.
Why it matches: Recommended by TMDB viewers · both comedy & science fiction
Worth the HypeMovies like thisGroot's First Steps (2022)
Following the events of “Guardians of the Galaxy Vol. 1,” Baby Groot is finally ready to try taking his first steps out of his pot—only to learn you have to walk before you can run.
Why it matches: Recommended by TMDB viewers · both comedy & science fiction
Worth the HypeMovies like thisThe Bed Sitting Room (1969)
In the hazy aftermath of World War III, the fallout from a 'nuclear misunderstanding' is producing strange mutations amongst the survivors, and the noble Lord Fortnum finds himself transforming into a bed sitting room.
Why it matches: Recommended by TMDB viewers · both comedy & science fiction
SnoozefestMovies like thisRegular Show: The Movie (2015)
After a high school lab experiment goes horribly wrong, Mordecai and Rigby must go back in time to battle an evil volleyball coach in order to save the universe — and their friendship.
Why it matches: Recommended by TMDB viewers · both comedy & science fiction
Absolute CinemaMovies like thisDoraemon the Movie: Nobita's Little Star Wars 2021 (2022)
During summer vacation Nobita picks up a small rocket containing Papi, a palm-sized alien president escaping rebels on his home planet Pirika.
Why it matches: Recommended by TMDB viewers · both science fiction & comedy
Popcorn FlickMovies like thisDeath Note: L Change the WorLd (2008)
"The human whose name is written in the Death Note shall die." After making the hardest decision ever, another serious case confronts L. There are only 23 days left and without his best partner Watari, L has to solve the case all by himself for the very first time.
Why it matches: Recommended by TMDB viewers · both science fiction
Popcorn FlickMovies like thisIron Man & Hulk: Heroes United (2013)
The Invincible Iron Man and the Incredible Hulk must join forces to save the Earth from its greatest threat yet! When two Hydra scientists try to supercharge a Stark Arc Reactor with Hulk's Gamma Energy, they unleash a being of pure electricity called Zzzax - and he's hungry for destruction. Together, Iron Man and Hulk are the only force that stands in the way of the Zzzax's planetary blackout. But first, the super heroic duo will have to get through snarling Wendigos, deadly robots and the scaly powerhouse, Abomination. Can two of Marvel's mightiest heroes find a way to work together without smashing each other before time runs out?
Why it matches: Recommended by TMDB viewers · both science fiction
SnoozefestMovies like thisCrayon Shinchan the Movie: My Moving Story! Cactus Attack! (2015)
The Noharas must survive a hoard of man-eating killer cacti after Shin-chan's father relocates the family to Mexico for work.
Why it matches: Recommended by TMDB viewers · both comedy
Worth the HypeMovies like thisBabylon 5: The Legend of the Rangers - To Live and Die in Starlight (2002)
After being punished for retreat from combat, Ranger David Martel is given command of the Liandra, a haunted 20-year old Minbari fighting ship. He's escorting ambassadors to a secret archaeological site, the oldest city on record and a clue to a dangerous ancient race.
Why it matches: Recommended by TMDB viewers · both science fiction
Popcorn FlickMovies like thisIron Man: Rise of Technovore (2013)
Iron Man enlists the help of ruthless vigilante the Punisher to track down War Machine's murderer. All the while, he's being pursued by S.H.I.E.L.D. agents Black Widow and Hawkeye, who suspect his involvement in a recent terrorist plot.
Why it matches: Recommended by TMDB viewers · both science fiction
Popcorn FlickMovies like thisBleach the Movie: Memories of Nobody (2006)
In Karakura Town, unidentifiable spirits begin appearing en mases. While attempting to deal with these strange souls, Ichigo Kurosaki and Rukia Kuchiki meet Senna, a mysterious shinigami who wipes out most of them. Senna refuses to answer any questions, so Ichigo is forced to follow her while Rukia tries to find out what's going on.
Why it matches: Recommended by TMDB viewers · both science fiction
Popcorn FlickMovies like thisSecret Society of Second-Born Royals (2020)
A rebellious teenage princess discovers she has superhuman abilities and joins a secret society of extraordinary second-born royals tasked with protecting the world.
Why it matches: Recommended by TMDB viewers · both comedy
Popcorn FlickMovies like thisDoraemon: Nobita's New Great Adventure Into the Underworld - The Seven Magic Users (2007)
Nobita wishes the world into a magic-reliant one with Doraemon's Moshimo-Box, and, along with his friends, must stop an asteroid from hitting the planet with help from a sorcerer-in-training.
Why it matches: Recommended by TMDB viewers · both science fiction
Worth the HypeMovies like thisMy Hero Academia: You're Next (2024)
In a society devastated by the effects of an all-out war between heroes and villains, a mysterious giant fortress suddenly appears, engulfing towns and people one after another. Then, a man reminiscent of All Might, the 'symbol of peace', stands in front of Izuku and his friends...
Why it matches: Recommended by TMDB viewers · both science fiction
Worth the HypeMovies like thisGirls und Panzer der Film (2015)
When the Ministry of Education goes back on its promise to keep Ooarai Girls Academy open, the task of saving the five-mile-long Academy Ship from the wreckers falls to Miho and her barely-seasoned tankery team. However, things go off track almost immediately. While the Oorai tank crew may have won the high school tournament, they’re now facing a larger and more experienced university team, and if they fail, their armored vehicles will be forfeit! Will they be swapping their tanks for the memories? It’s possible, but winning a tank battle is all about tactics and teamwork, and the fledgling Ooarai students have more friends and allies than anyone suspects.
Why it matches: Recommended by TMDB viewers · both comedy
Popcorn FlickMovies like thisThermae Romae II (2014)
In ancient Rome, bathhouse architect Lucius (Hiroshi Abe) becomes famous with designing the original "thermae" (bathhouse). He receives an order to build a thermae in the colosseum to help gladiators recover from their wounds, but faces difficulties. Thus, Lucius travels again to modern day Japan through the time slip. He meets Manami (Aya Ueto) again, who is now a reporter for a magazine which covers bathroom. With the help of the flat face Japanese tribe, Lucius again designs a new thermae. Meanwhile, Emperor Hadrian (Masachika Ichimura) wants to keep the peace with the thermae, but the Senate wants to extend the land by using force. Emperor Hadrian and the Senate now have a confrontation and Rome becomes divided.
Why it matches: Similar story and style · both comedy & science fiction
Akira (1988)
A secret military project endangers Neo-Tokyo when it turns a biker gang member into a rampaging psychic psychopath that only two teenagers and a group of psychics can stop.
Why it matches: Similar story and style · both science fiction
Absolute CinemaMovies like thisTouch 5: Cross Road (2001)
Trying to find his own game of baseball, and not that of his brothers, Tatsuya moves to America and pitches for a poor, struggling minor league baseball team called the Emeralds. Meanwhile, Minami is still in Japan, trying to find her own path after quitting gymnastics. Inspired by a photograph of her final performance, she becomes the photographers assistant.
Why it matches: Similar story and style · both comedy
Mellow (1993)
To lay low after messing around with a crime boss's daughter, Haijima Akira disguises himself as his sister at her high school teaching job. If he wants to keep his you-know-what off the chopping block, he has to navigate both modern womanhood and the cruelties of high school students — all without letting his masculine rage blow his cover.
Why it matches: Similar story and style · both comedy
Not in Textbooks 5 (2019)
A school romantic comedy about the cohabitation life of a popular high school girl in a class and a Japanese language teacher who is swayed by her in the fifth in the series "Not in Textbooks!". Aya Shirakaba, a high school girl who attends Otome High School, and homeroom teacher Arihiko Tairaku lived together at the command of the leader of Yakuza, the father of Aya. One weekend, Tairaku invites a longing colleague, Yayoi Satsuki, to date, which was also Aya's birthday. Aya learns that Tairaku is going to date May. Ayaka Morikawa, who plays Aya Shirakaba, and Ryouma Baba, who plays Arihiko Tairaku, continue to star in the series, while Moemi Katayama and Anna Hongo have played the role of May, who is now gravure idol Natsuki Sena.
Why it matches: Similar story and style · both comedy
Fist of the North Star (1995)
From the immensely popular FIST OF THE NORTH STAR comic book series, comes a new hero. The fate of mankind rests with superhuman warrior Kenshiro who roams the wastelands of the future waging a battle against overwhelming evil. With the spiritual guidance of his dead father, Kenshiro fights to free his stolen love from the brutal tyrant Lord Shin. Through his struggle he must confront his destiny.
Why it matches: Similar story and style · both science fiction
SnoozefestMovies like thisPing Pong (2002)
As children, the introverted Smile was being bullied by a gang of kids until the brash Peco comes by and chases all of them them away. Peco then takes Smile under his wings and teaches him how to play the game of ping pong. From there a life long best friend relationship comes into existence between these two polar opposite kids.
Why it matches: Similar story and style · both comedy
Worth the HypeMovies like thisChihayafuru: Part III (2018)
Story takes place 2 years after "Chihayafuru Part 2" and Chihaya is now a high school senior.
Why it matches: Similar story and style · both comedy
Dragon Ball Z: Broly - The Legendary Super Saiyan (1993)
While the Saiyan Paragus persuades Vegeta to rule a new planet, King Kai alerts Goku of the South Galaxy's destruction by an unknown Super Saiyan.
Why it matches: Similar story and style · both science fiction
Worth the HypeMovies like this20th Century Boys: Beginning of the End (2008)
In 1969, Kenji, an elementary school kid and his friends built a secret base during their summer holidays. They fantasized that they had to fight villains who were out to conquer the world and wrote them in the Book of Prophecies. Years later in 1997, Kenji becomes a convenience store manager and leads a regular life after giving up his dreams to become a rock star. His boring life is suddenly turned upside down when his old classmate dies mysteriously and an entire family in the neighbourhood disappears. At the same time, a religious cult and its mysterious leader, Friend emerges and a strange chain of events duplicating exactly the events described in the Book of Prophecies follow. Is this the beginning of the end of the world? Who is Friend?
Why it matches: Similar story and style · both science fiction
Popcorn FlickMovies like this
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Frequently asked questions
What are the best movies like Romantic Killer?
The closest matches to Romantic Killer are Stewie Griffin: The Untold Story (2005), Monkey Business (1952) and Groot Takes a Bath (2022). Below are 27 more, each with the reason it matches.
What should I watch after Romantic Killer?
Start with Stewie Griffin: The Untold Story (2005), the closest match to Romantic Killer.
What is the highest-rated movie like Romantic Killer?
Regular Show: The Movie (2015), rated 7.9/10 by 454 TMDB users.
What is the newest movie like Romantic Killer?
Henry Danger: The Movie (2025) is the most recent release on this list.
Are there Japanese movies like Romantic Killer?
Yes: Doraemon the Movie: Nobita's Little Star Wars 2021 (2022), Death Note: L Change the WorLd (2008) and Crayon Shinchan the Movie: My Moving Story! Cactus Attack! (2015).
How are movies similar to Romantic Killer chosen?
First come films that Trakt’s viewers watch alongside Romantic Killer, then TMDB’s recommendations and films it rates as similar in story and genre. Each pick says which signal put it there.