Plot
Yoon Gyeom is a loyal subject of King Jung Jong of Joseon. He struggles to fight against a monster that threatens King Jung Jong's life and a group of people trying to depose King Jung Jong.
Where to watch Monstrum?
Monstrum is an action movie featuring Kim Myung-min and directed by Huh Jong-ho.
Monstrum is currently streaming for free (ad-supported) on The Roku Channel and it's also available on AMC+ Amazon Channel, AMC+ Roku Premium Channel, DIRECTV, Shudder and Shudder Amazon Channel.
It is also possible to buy Monstrum on Amazon Video, Apple TV, Google Play Movies, Redbox, Vudu and YouTube.