The Monster Within

2025Drama
5.6
A lonely lawyer falls for a murderer in this Japan-Korea drama. Mamono explores dark themes of desire, infidelity and domestic violence through visually striking scenes of people's twisted lives.

Where to Watch The Monster Within

1 Season

  • Season 1
    Season 18 Episodes

Cast of The Monster Within

  • Kumiko AsoAyame Kajin
  • Misuzu KannoYouko Nogami
  • Kana KitaKanon Minamoto
  • Koji OhkuraSubaru Konno
  • Akihisa ShionoIteya Minamoto
  • Motoki OchiaiJun Nada
  • Tomu MiyazakiSanichirou Imura
  • Mayu MiyamotoKurumi Nagisa
  • Shiro SanoOkutaro Noda
  • Jiei WakabayashiKei Nikawa
  • Nuno UrajiMasumi Kinbara
  • Misaki KitajimaIteya Minamoto (high school)
  • Hiroshi YamamotoKosuke Sohara
  • Tsuto KawaiTatsuhiko Choga
  • Arashi FukasawaJunior coach
  • Norito NojiClerk
  • Goin NaitoDetective
  • Ken OsawaToshio Minamoto
  • Kôsuke TakakiCoach
  • Asami ShibuyaManager

 

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