Movies Like Monstrum
If you loved Monstrum's Action and Horror storytelling, these films deliver a similar experience — carefully selected for tone, themes, and emotional depth. Each pick includes where to watch it right now.
★ Top Picks

The Pirates: The Last Royal Treasure
A gutsy crew of Joseon pirates and bandits battle stormy waters, puzzling clues and militant rivals in search of royal gold lost at sea.

The Sword with No Name
Mu Myeong is a Joseon dynasty headhunter who meets and falls in love with lady Ja Yeong who will become the future Empress Myseongseong. A few years later, Ja Yeong enters the royal palace to marry King Gojong. Mu Myeong still having feelings for Ja Yeong and in an attempt to get closer to her becomes her personal body guard.

The Fortress
Ancient Korea, 17th century. The powerful Khan of the Jurchen tribe of Manchuria, who fights the Ming dinasty to gain China, becomes the first ruler of the Qing dinasty and demands from King In-jo of Joseon to bow before him; but he refuses, being loyal to the Mings. On December 14th, 1636, the Qing horde invades Joseon, so King In-jo and his court shelter in the mountain fortress of Namhan and prepare to defend the kingdom.

The Pirates
At the cusp of the founding of Joseon Dynasty, an envoy from China is delivering Emperor’s Ming’s Royal Seal. But nature in the form of a giant whale intervenes and swallows the royal seal. When a generous reward is offered to whomever can retrieve the royal seal from the belly of the whale, the race is on. A group of mountain bandits led by Jang Sa Jung and a group of pirates led by Yeo Wol go after the lost treasure, but who will get to to it first?

Chunhyang
A courtesan's daughter's fidelity to her husband, the governor's son, is tested when he and his family leave for Seoul and the new governor attempts to possess her.

Jack the Giant Slayer
The story of an ancient war that is reignited when a young farmhand unwittingly opens a gateway between our world and a fearsome race of giants. Unleashed on the Earth for the first time in centuries, the giants strive to reclaim the land they once lost, forcing the young man, Jack into the battle of his life to stop them. Fighting for a kingdom, its people, and the love of a brave princess, he comes face to face with the unstoppable warriors he thought only existed in legend–and gets the chance to become a legend himself.

Kundo: Age of the Rampant
In 1862, amidst the rule of the late Joseon dynasty in Korea, a band of fighters named Kundo rise against the unjust authorities.

Woochi: The Demon Slayer
Spanning four centuries in Korea, this epic action-adventure concerns a powerful pipe and a trio of wizards who will do anything to protect it.
More Movies Like Monstrum

The Concubine
Living a torturous life of poverty and barely able to survive, Hwa-yeon decides to offer herself as one of the king’s concubines. Once inside the royal palace, two men are immediately seized by the woman - the Grand Prince Seong-won, a megalomaniacal ruler drunk with power and lust, and Kwon-yoo, who has everything to lose if his desire for Hwa-yeon is exposed.

The Lord of the Rings: The War of the Rohirrim
A sudden attack by Wulf, a clever and traitorous lord of Rohan seeking vengeance for the death of his father, forces Helm Hammerhand, the King of Rohan, and his people to make a daring last stand in the ancient stronghold of the Hornburg.

Out Live
A sweeping, epic tale of a martial arts warrior who attempts to defy a kingdom to be with his love.

Dust Bunny
Ten-year-old Aurora asks her hitman neighbor to kill the monster under her bed that she claims ate her family. To protect her, he must battle an onslaught of assassins while accepting that some monsters are real.

Strings
The story of Prince Hal who sets out to avenge his dead father against the city's rivals, the Zeriths, little knowing it was his wicked uncle Nezo who is the real killer, with his own designs on the throne.

Hansel & Gretel
When Eun-soo gets lost in a country road, he meets a mysterious girl and is led to her fairytale ike house in the middle of the forest. There, Eun-soo is trapped with the girl and her siblings who never age. Eun-soo finally discovers a way out which is written on a fairy tale book. But the book tells a story of none other than himself!

The King and the Clown
Two clowns living in Korea's Chosun Dynasty get arrested for staging a play that satirizes the king. They are dragged to the palace and threatened with execution but are given a chance to save their lives if they can make the king laugh.

Uprising
In the Joseon Dynasty, two friends who grew up together — one the master and one the servant — reunite post-war as enemies on opposing sides.

Phantom
In 1933, when Korea was under Japanese occupation, five people in Gyeongseong are suspected to be "Phantom" spies of the anti-Japanese organization.

Holy Night: Demon Hunters
When a devil-worshipping criminal network plunges Seoul into chaos, the police turn to Holy Night—a trio of supernatural demon hunters—to restore order and defeat the rising evil.

47 Ronin
Kai—an outcast—joins Oishi, the leader of 47 outcast samurai. Together they seek vengeance upon the treacherous overlord who killed their master and banished their kind. To restore honour to their homeland, the warriors embark upon a quest that challenges them with a series of trials that would destroy ordinary warriors.

Badland Hunters
After a deadly earthquake turns Seoul into a lawless badland, a fearless huntsman springs into action to rescue a teenager abducted by a mad doctor.
Why These Movies Are Similar
These recommendations share core qualities with Monstrum (2018): Action and Horror themes, similar narrative structure, and comparable emotional depth. NoBadPicks uses a combination of TMDB collaborative filtering, genre matching, and AI analysis to surface films most likely to resonate with fans of Monstrum.
See full details for Monstrum (2018)