Currently available on 3 streaming services.

Streaming, rent, or buy Psychopath Diary – Season 1:

Currently you are able to watch "Psychopath Diary - Season 1" streaming on Rakuten Viki or for free with ads on The Roku Channel, Rakuten Viki, OnDemandKorea.

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Cast

Yoon Shi-yoon
Yoon Shi-yoon
Yook Dong Shik
Jung In-sun
Jung In-sun
Shim Bo Kyung
Park Sung-hoon
Park Sung-hoon
Seo In Woo
Lee Han-wi
Lee Han-wi
Yook Jong Chul
Hwang Hyo-eun
Hwang Hyo-eun
Yook Ji Yeon
Lee Min-ji
Lee Min-ji
Oh Mi-Joo
Choi Tae-hwan
Choi Tae-hwan
Shin Seok-hyeon
Han Soo-hyun
Han Soo-hyun
Kim Mu Seok
Oh Chae-eun
Oh Chae-eun
[Seo Ji-hoon's secretary]