TV series
Psychopath Diary
2019–2020, Korean, on tvN. Created by Kim Hwan-chae & Ryoo Yong-Jae.
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.
- Seasons
- 1
- Episodes
- 16
- Episode length
- 80 min
- Status
- Ended in 2020
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Where to watch Psychopath Diary
Psychopath Diary isn’t on a subscription OTT platform in India, but you can watch it free online.
The Roku Channel
Rakuten Viki
OnDemandKorea
Tubi TV
Amasian TVAvailability in India as of 30 October 2026. Streaming data by JustWatch.
Latest episode
S1 E16: The Final Battle
Aired 9 January 2020
Seasons 1
Cast & crew
- Kim Hwan-chaeCreator
- Ryoo Yong-JaeCreator
- Yoon Shi-yoonYook Dong Shik · 16 ep
- Jung In-sunShim Bo Kyung · 16 ep
- Park Sung-hoonSeo In Woo · 16 ep
- Lee Han-wiYook Jong Chul · 16 ep
- Hwang Hyo-eunYook Ji Yeon · 16 ep
- Lee Min-jiOh Mi-Joo · 16 ep
- Choi Tae-hwanShin Seok-hyeon · 16 ep
- Han Soo-hyunKim Mu Seok · 16 ep
- Oh Chae-eun[Seo Ji-hoon's secretary] · 16 ep
- Jeon Soo-yeonNurse (Eps 8, 9) · 2 ep
Details
- First aired
- 20 November 2019
- Last aired
- 9 January 2020
- Network
- tvN
- Original title
- 싸이코패스 다이어리
- Language
- Korean
- Country
- South Korea
- Type
- Scripted
Check ratings elsewhere
News & fan talk
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Psychopath Diary: quick answers
Is Psychopath Diary worth watching?
Psychopath Diary doesn’t have enough ratings for a verdict yet.
How many seasons of Psychopath Diary are there?
Psychopath Diary has 1 season and 16 episodes, about 80 minutes each.
Is Psychopath Diary finished?
Yes. Psychopath Diary ended in 2020, so you can watch the whole story.
Which OTT platform is Psychopath Diary on?
Psychopath Diary isn’t on a subscription OTT platform in India, but you can watch it free online. (Checked 30 October 2026.)
Psychopath Diary parents guide: is it suitable for kids?
No age rating is listed for Psychopath Diary yet.
What shows are like Psychopath Diary?
If you liked Psychopath Diary, try The Afterparty, Only Murders in the Building, The Woman in the House Across the Street from the Girl in the Window.
Who created Psychopath Diary?
Psychopath Diary was created by Kim Hwan-chae and Ryoo Yong-Jae and stars Yoon Shi-yoon, Jung In-sun, Park Sung-hoon.