Pemeran Psychopath Diary

Yun Si Yun (윤시윤)

as Yook Dong Shik

Pemeran Utama

Jung In Sun

as Shim Bo Kyung

Pemeran Utama

Park Sung Hoon (박성훈)

as Seo In U

Pemeran Utama

Hwang Sun Hee

as Jo Yu Jin [Audit Team Leader]

Pemeran Pembantu

Heo Sung Tae

as Jang Chil Sung [Retired Gangster]

Pemeran Pembantu

Jung Hae Kyun

as Kim Myung Guk [Homeless man] (Ep.1-2, 4)

Bintang Tamu

Yura

as [Woman walking dog] (Ep. 2)

Bintang Tamu

Nam Jung Hee

as [Murder victim] (Ep.2, 4)

Bintang Tamu

Yun Ji On (윤지온)

as Joo Young Min [Firm Executive] (Ep.4-5)

Bintang Tamu

Seong Chan Ho

as [Caretaker of Memorial Park] (Ep.9)

Bintang Tamu

Lee Dong Yong

as [Prisoner] (Ep.12-13)

Bintang Tamu

Mi Seok

as [Prisoner] (Ep.12-13)

Bintang Tamu

Ok Joo Ri

as [Neighbor of driver in crash] (Ep. 13)

Bintang Tamu

Gyeol Hwi

as [Reporter] (Ep.16)

Bintang Tamu

Kim Mo Bum

as Nergui [Mongolian factory worker]

Bintang Tamu

Lee Dong Gyu (이동규)

as [News Anchor]

Bintang Tamu

Jin Shi Won

as [Reporter] (Ep. 1, 12)

Bintang Tamu

Lee Jang Ho

as [Nurse] (Ep 8)

Bintang Tamu

Jeon Soo Yeon

as [Nurse] (Ep. 8-9)

Bintang Tamu

Lee Do Hye

as [Escape room player](Ep. 16)

Bintang Tamu

Yoo Sung Yeol

as [Escape room player] (Ep. 16)

Bintang Tamu

Jin Yu Chan

as Yook Dong Chan [Child]

Bintang Tamu

Kim Jang Hwan

as [Anchor]

Bintang Tamu

Jo Hyun Woo

as Nam Sung Cheol (Ep. 8)

Bintang Tamu

Song Hoon

as [asset management team leader of Daehan Stock]

Bintang Tamu

Park Ki Ryung

Bintang Tamu

Yang Hee Jae

as Seo Ji Hun [Child]

Bintang Tamu

Ha Jin

as [ER Nurse]

Bintang Tamu

Koo Ja Keon

as [Bully]

Bintang Tamu

Yong Jin

Bintang Tamu

Lee Hyun Woong

Bintang Tamu

Jang Eui Don

as [Bus driver]

Bintang Tamu

Kim Ah Ram

as [Nurse] (Ep. 16)

Bintang Tamu

Lee Su Min

as Hong Jin Gu

Bintang Tamu

Yoon Kyung Ho (윤경호)

Bintang Tamu

Jo Yoon Ho

as [Gang boss]

Bintang Tamu

Kim Nam Ho

as [Accommodation staff]

Bintang Tamu

Eom Ki Yeop

Composer

Lee Jong Jae

Sutradara

Ryu Yong Jae

Screenwriter

Kim Hwan Chae

Screenwriter

Choi Sung Joon

Screenwriter

Seo Jin Won

as Min Suk (Ep. 4)

Bit part

Kim Joon Kyung

as Bartender (Ep. 10)

Bit part