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An ancient man-eating monster awakens.
Ancient Korea, 1506. The tyrannical King Yeonsan-gun of Joseon is overthrown by his half-brother Jung-jong, whose reign begins with a blood bath. Over the years, traitors plot against him, sinking the kingdom into chaos. In 1528, frightened rumors come to royal palace, regarding a mysterious creature, known as Monstrum by the peasants.
Availability by JustWatch · All options on TMDB
Kim Myung-minYun-gyeom
Kim In-kwonSeong-han / Mulgoe (voice)
Lee Hye-riMyeong-i
Choi Woo-shikRoyal Court Officer Heo
Lee Kyung-youngSim-un
Park Hee-soonKing Jung-jong
Park Sung-woongJin-yong
Lee Do-gyeongGrandpa Song
Lee Kyu-bokMo-gae
Kim Joong-heeMak-gae
Kim Kang-ilFirst Vice-Premier
Cho Won-heeSecond Vice-Premier
Jang Yong-bokCourt Minister











| Platform | Score | Points |
|---|---|---|
| IMDb2,866 votes | 6.1 | 6 pts |
| Rotten Tomatoes | 94% | 10 pts |
| Metacritic | not available | skipped |
| Letterboxd | not available | skipped |
Scores from IMDb, Rotten Tomatoes. Updated weekly.
Our PickOur PickMonstrum (2018) has a Lantern Score of 8.0, from IMDb 6.1, Rotten Tomatoes 94%. Stream it in the US on Philo.











