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Psychopath Diary

Diario di uno Psicopatico · 싸이코패스 다이어리

  • Ended
  • 2019
  • 16 episodes
  • 80 min per episode
  • Action & Adventure
  • Comedy
  • Crime
  • tvN

Where to watch Psychopath Diary in the US

You can stream Psychopath Diary in the US on The Roku Channel, Viki, OnDemandKorea, Tubi TV, Amasian TV.

Included with subscription

Availability updated November 4, 2026. All options and prices

Psychopath Diary plot

The story of a man named Yook Dong-sik who coincidentally witnesses a murder and picks up the killer's diary. While fleeing the scene, he gets into a car accident causes him to lose his memory. Due to the diary in his possession, he mistakenly believes that he is a psychopathic serial killer.

Psychopath Diary cast

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