Movies like Reigo: King of the Sea Monsters (2008)
The best movies like Reigo: King of the Sea Monsters (2008) are Gamera vs. Barugon (1966), Ghidorah, the Three-Headed Monster (1964) and Godzilla, Mothra and King Ghidorah: Giant Monsters All-Out Attack (2001). If Reigo: King of the Sea Monsters hooked you with its science fiction and fantasy, these 30 similar films are what to watch next, and every pick says why it matches.
Quick picks
- Highest ratedGodzilla (1954)7.6/10 from 1,208 votes
- NewestKaiju No. 8: Mission Recon (2025)Released 2025
- In JapaneseGamera vs. Barugon (1966)Also in Japanese
Gamera vs. Barugon (1966)
Gamera escapes from his rocket enclosure and makes his way back to Earth as a giant opal from New Guinea is brought back to Japan. The opal is discovered to have been an egg that births a new monster called Barugon. The creature attacks the city of Osaka by emitting a destructive rainbow ray from his back, along with a freezing spray capable of incapacitating Gamera.
Why it matches: Recommended by TMDB viewers · both fantasy & science fiction
Popcorn FlickMovies like thisGhidorah, the Three-Headed Monster (1964)
After a meteorite unleashes a three-headed beast upon Tokyo, Mothra tries to unite with Godzilla and Rodan to battle the extraterrestrial threat.
Why it matches: Recommended by TMDB viewers · both science fiction & fantasy
Worth the HypeMovies like thisGodzilla, Mothra and King Ghidorah: Giant Monsters All-Out Attack (2001)
Godzilla has become a distant memory for Japan when the destruction of a US submarine raises alarms for Admiral Tachibana. His estranged daughter Yuri investigates the legend of the guardian monsters, who must rise to protect Japan against the vengeful spirits within Godzilla that seek to destroy both the nation and its people for the suffering they inflicted in the Pacific conflict.
Why it matches: Recommended by TMDB viewers · both fantasy & science fiction
Worth the HypeMovies like thisKing Kong vs. Godzilla (1962)
The advertising director of Pacific Pharmaceuticals, frustrated with the low ratings of their sponsored TV program, seeks a more sensationalist approach. He orders his staff to Faro Island to capture King Kong for exploitation. As Godzilla re-emerges, a media frenzy generates with Pacific looking to capitalize off of the ultimate battle.
Why it matches: Recommended by TMDB viewers · both science fiction & fantasy
Popcorn FlickMovies like thisGamera 2: Advent of Legion (1996)
A strange meteor lands in Japan and unleashes hundreds of insect-like "Legion" creatures bent on colonizing the Earth. When the military fails to control the situation, Gamera shows up to deal with the ever-evolving space adversary. However the battle may result in Gamera losing his bond with both Asagi and humanity.
Why it matches: Recommended by TMDB viewers · both fantasy & science fiction
Worth the HypeMovies like thisGamera: The Guardian of the Universe (1995)
A ship runs aground on a mysterious atoll leading to an investigation by insurance representative Kusanagi, who discovers an ancient bead that he gives to his daughter Asagi. Meanwhile, ornithologist Nagamine investigates reports of a new species of large bird named Gyaos. As the Gyaos begin to attack, an ancient guardian with a bond to Asagi emerges.
Why it matches: Recommended by TMDB viewers · both fantasy & science fiction
Worth the HypeMovies like thisGodzilla vs. SpaceGodzilla (1994)
A mysterious extraterrestrial being resembling Godzilla rapidly approaches Earth. The monster, dubbed SpaceGodzilla, lands to challenge the King of the Monsters.
Why it matches: Recommended by TMDB viewers · both science fiction
Popcorn FlickMovies like thisGigantis, the Fire Monster (1959)
A prehistoric monster called Gigantis emerges alongside another creature named Angurus.
Why it matches: Recommended by TMDB viewers · both science fiction
Popcorn FlickMovies like thisAttack on Titan II: End of the World (2015)
Eren Yeager leaves to restore a break in the wall destroyed by a Titan. He comes under attack by the Titans and is cornered. Shikishima comes to his aid. The titans never stops attacking. Eren is now injured and tries to protect Armin, but is swallowed by a titan. A Titan with black hair appears and begins to expel the other titans.
Why it matches: Recommended by TMDB viewers · both science fiction
Popcorn FlickMovies like thisKaiju No. 8: Mission Recon (2025)
In a Kaiju-filled Japan, Kafka Hibino works in monster disposal. After reuniting with his childhood friend Mina Ashiro, a rising star in the anti-Kaiju Defense Force, he decides to pursue his abandoned dream of joining the Force, when he suddenly transforms into the powerful "Kaiju No. 8." An action-packed recap of the first season of Kaiju No. 8 and a new original episode, Hoshina's Day Off.
Why it matches: Recommended by TMDB viewers · both science fiction
Absolute CinemaMovies like thisGodzilla 2000: Millennium (1999)
An independent group of researchers called the Godzilla Prediction Network (GPN) actively track Godzilla as he makes landfall in Nemuro. Matters are further complicated when a giant meteor is discovered in the Ibaragi Prefecture. The mysterious rock begins to levitate as it's true intentions for the world and Godzilla are revealed.
Why it matches: Recommended by TMDB viewers · both science fiction
Popcorn FlickMovies like thisThe War of the Gargantuas (1966)
Gaira, a humanoid sea beast spawned from the discarded cells of Frankenstein's monster, attacks the shores of Tokyo. While the Japanese military prepares to take action, Gaira's Gargantua brother, Sanda, descends from the mountains to defend his kin. A battle between good and evil ensues, leaving brothers divided and a city in ruins.
Why it matches: Recommended by TMDB viewers · both science fiction
Popcorn FlickMovies like thisRodan (1956)
Mining engineer Shigeru investigates the disappearance and death of his fellow coworkers when prehistoric nymphs are discovered emerging from the mines. After an attack on the local village, Shigeru heads deeper into the mines only to make a more horrifying discovery in the form a prehistoric flying creature. Soon a second monster appears as the two converge in Fukuoka.
Why it matches: Recommended by TMDB viewers · both science fiction
Popcorn FlickMovies like thisGodzilla (1954)
Japan is thrown into a panic after several ships are sunk near Odo Island. An expedition to the island led by Dr. Kyohei Yamane soon discover something far more devastating than imagined in the form of a 50 meter tall monster whom the natives call Gojira. Now the monster begins a rampage that threatens to destroy not only Japan, but the rest of the world as well.
Why it matches: Recommended by TMDB viewers · both science fiction
Worth the HypeMovies like thisShin Ultraman (2022)
The Japanese government sets up a special task force to fight the giant creatures suddenly appearing across the country. Soon, the squad unexpectedly meets a giant silver humanoid who starts appearing every time a space monster attacks!
Why it matches: Recommended by TMDB viewers · both science fiction
Worth the HypeMovies like thisInvasion of Astro-Monster (1965)
Astronauts Glenn and Fuji investigate Planet X and encounter mysterious aliens known as the Xiliens, who ask Earth's people to help save their world from "Monster Zero". In exchange for borrowing Godzilla and Rodan, the Xiliens offer a cure for cancer. As Glenn investigates, he develops a romance with Miss Namikawa and uncovers the Xilien's true intentions.
Why it matches: Recommended by TMDB viewers · both science fiction
Popcorn FlickMovies like thisGodzilla, King of the Monsters! (1956)
During an assignment, foreign correspondent Steve Martin spends a layover in Tokyo and is caught amid the rampage of an unstoppable prehistoric monster the Japanese call 'Godzilla'. The only hope for both Japan and the world lies on a secret weapon, which may prove more destructive than the monster itself.
Why it matches: Recommended by TMDB viewers · both science fiction
Popcorn FlickMovies like thisGodzilla vs. Megalon (1973)
Inventor Goro Ibuki creates a humanoid robot named Jet Jaguar. It is soon seized by an undersea race of people called the Seatopians. Using Jet Jaguar as a guide, the Seatopians send Megalon as vengeance for the nuclear tests that have devastated their society. Oh and Godzilla is there to
Why it matches: Recommended by TMDB viewers · both science fiction
Popcorn FlickMovies like thisPacific Rim (2013)
Using massive piloted robots to combat the alien threat, Earth's survivors take the fight to the invading alien force lurking in the depths of the Pacific Ocean. Nearly defenseless in the face of the relentless enemy, the forces of mankind have no choice but to turn to two unlikely heroes who now stand as Earth's final hope against the mounting apocalypse.
Why it matches: Recommended by TMDB viewers · both science fiction
Worth the HypeMovies like thisMothra vs. Godzilla (1964)
Journalists Ichiro Sakai and Junko cover the wreckage of a typhoon when an enormous egg is found and claimed by greedy entrepreneurs. Mothra's fairies arrive and are aided by the journalists in a plea for its return. As their requests are denied, Godzilla arises near Nagoya and the people of Infant Island must decide if they are willing to answer Japan's own pleas for help.
Why it matches: Recommended by TMDB viewers · both science fiction
Worth the HypeMovies like thisKing Kong Escapes (1967)
An adaptation of the Rankin/Bass cartoon, "The King Kong Show". King Kong is brought in by the evil Dr. Who to dig for Element X in a mine when the robot Mechani-Kong is unable to do the task. This leads to the machine and the real Kong engaging in a tremendous battle atop Tokyo Tower.
Why it matches: Similar story and style · both fantasy & science fiction
Popcorn FlickMovies like thisMothra (1961)
Shipwreck survivors found on the presumably uninhabited Infant Island leads to a scientific expedition that discovers a surviving native population along with the Shobijin, tiny twin fairy priestesses of the island's mythical deity called Mothra. After the fairies are kidnapped by an exploitative businessman named Clark Nelson, Mothra sets out to rescue them.
Why it matches: Similar story and style · both science fiction & fantasy
Worth the HypeMovies like thisHoshi 35 (2023)
Aki lived her young life with a baby monster, but got separated from it for some reason. Thirty-five years later, a big earthquake hits her home. As the shaking grows stronger, a giant monster emerges… no longer a baby kaiju, the creature has grown…
Why it matches: Similar story and style · both fantasy & science fiction
Godzilla: Final Wars (2004)
Humanity finally rids themselves of Godzilla, imprisoning him in an icy tomb in the South Pole. All is peaceful until various monsters emerge to lay waste to Earth's cities. Overwhelmed, humanity is seemingly saved by a race of benevolent aliens known as Xiliens. But not all is what it seems with these bizarre visitors. If humanity wishes to survive, they must reluctantly resurrect their most hated enemy, Godzilla.
Why it matches: Similar story and style · both science fiction & fantasy
Worth the HypeMovies like thisGodzilla 1985 (1985)
Originally released in Japan as "The Return of Godzilla" in 1984, this is the heavily re-edited, re-titled "Godzilla 1985". Adding in new footage of Raymond Burr, this 16th Godzilla film ignores all previous sequels and serves as a direct follow-up to the 1956 "Godzilla King of the Monsters", which also featured scenes with Burr edited into 1954's "Godzilla". This film restores the darker tone of the original, as we witness the nuclear destruction of giant lizard terrorizing Japan.
Why it matches: Similar story and style · both science fiction
Popcorn FlickMovies like thisTerror in the Midnight Sun (1959)
After a herd of reindeer are mysteriously found dead following a meteor crash in a remote part of Lapland in northern Sweden, soldiers and a geologist are called out to investigate.
Why it matches: Similar story and style · both science fiction
Kamen Rider Den-O & Kiva: Climax Deka (2008)
With Kai’s defeat, Ryotaro and the rest of the DenLiner crew resume their time-traveling adventures by founding a detective agency to keep any other surviving Imagin in check. But when a rogue Imagin swipes Owner’s spare Den-O Pass, it’s up to the DenLiner Police and rookie detective Kazuya, along with a little help from another Rider, to stop the evil Imagin and save the past, present, and future!
Why it matches: Similar story and style · both science fiction
Kamen Rider Hibiki: Asumu Transform! You can be an Oni, too!! (2005)
Asumu Adachi imagines if he could be like Kamen Rider Hibiki, and are approached by talking Disc Animals who teach him how to be like Hibiki, eventually allowing Asumu to transform into Kamen Rider Armed Hibiki.
Why it matches: Similar story and style · both science fiction
Kamen Rider Den-O The Movie: I'm Born! (2007)
With Gaoh having stolen the DenLiner and trapping the Imagins onboard, Ryotaro and Hana find themselves trapped in the year 2000 where they meet Ryotaro’s younger self, but Ryotaro is slowly forgetting everything having to do with Den-O! As Gaoh gets closer to his target, the only hope lies with Yuuto’s complex plans and a little bit of luck, or else time itself could fall victim to Gaoh’s evil desires!
Why it matches: Similar story and style · both science fiction
The Wizard (2024)
Igami would have wanted to be a manga artist, but he become an exorcist. And in this, he excels. When a yakuza boss asks for his help in dealing with a grave curse, he realizes that a supernatural insect master is active behind the scenes. Furthermore, a great master of the supernatural is putting Tokyo in danger. Igami decides to delve into his arsenal of tricks and spells to thwart these plans.
Why it matches: Similar story and style · both fantasy
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Frequently asked questions
What are the best movies like Reigo: King of the Sea Monsters?
The closest matches to Reigo: King of the Sea Monsters are Gamera vs. Barugon (1966), Ghidorah, the Three-Headed Monster (1964) and Godzilla, Mothra and King Ghidorah: Giant Monsters All-Out Attack (2001). Below are 27 more, each with the reason it matches.
What should I watch after Reigo: King of the Sea Monsters?
Start with Gamera vs. Barugon (1966), the closest match to Reigo: King of the Sea Monsters.
What is the highest-rated movie like Reigo: King of the Sea Monsters?
Godzilla (1954), rated 7.6/10 by 1,208 TMDB users.
What is the newest movie like Reigo: King of the Sea Monsters?
Kaiju No. 8: Mission Recon (2025) is the most recent release on this list.
Are there Japanese movies like Reigo: King of the Sea Monsters?
Yes: Gamera vs. Barugon (1966), Ghidorah, the Three-Headed Monster (1964) and Godzilla, Mothra and King Ghidorah: Giant Monsters All-Out Attack (2001).
How are movies similar to Reigo: King of the Sea Monsters chosen?
First come films that Trakt’s viewers watch alongside Reigo: King of the Sea Monsters, then TMDB’s recommendations and films it rates as similar in story and genre. Each pick says which signal put it there.