Pemeran I, the Executioner

Hwang Jung Min

as Seo Do Cheol

Pemeran Utama

Jung Hae In (정해인)

as Park Seon U

Pemeran Utama

Oh Dal Soo

as O Jae Pyeong [Team lead of Violent Crimes Investigation]

Pemeran Pembantu

Oh Dae Hwan

as Wang Dong Hyeon [Detective of Violent Crimes Investigation Unit]

Pemeran Pembantu

Jang Yoon Ju

as Bong Yun Ju [Detective of Violent Crimes Investigation Unit]

Pemeran Pembantu

Kim Shi Hoo

as Yun Si Yeong [Detective of Violent Crimes Investigation Unit]

Pemeran Pembantu

Jin Kyung

as Lee Ju Yeon

Pemeran Pembantu

Shin Seung Hwan

as Park Seung Hwan [Deputy director of Justice]

Pemeran Pembantu

Jung Man Sik

as Jeon Seok U

Pemeran Pembantu

Kwon Hae Hyo

as Kang Su Dae [Chief inspector of Violent Crimes Investigation Unit]

Pemeran Pembantu

Byun Hong Jun

as Seo U Jin

Pemeran Pembantu

Ahn Bo Hyun (안보현)

as Min Gang Hun

Bintang Tamu

Huh Joon Ho

as Kang Hang Jo [Chief of Police]

Bintang Tamu

Jo Kwan Woo

as [Chi Hun's father]

Bintang Tamu

Ryu Seung Wan

Screenwriter & Sutradara

Kim Jae Hwa

as Butisamo

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Hyun Bong Sik

as Tteokchil

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Kang Gil Woo

as Anchor Hong

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Jin Hui Gyu

as Seong Cheong Gi

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Park Joon Myun

as [Housewives gambling group]

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Park Kyung Hye

as [Housewives gambling group]

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Joo Bo Bi

as [Housewives gambling group]

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Lee Da Il

as [Illegal gambling ring gangster]

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Lee Bong Ryun

as [Announcer]

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Oh Yoon Hong

as [Current Affairs critic #1]

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Kim Seo Won

as [Current Affairs critic #2]

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Hwang In Mu

as [Fist TV]

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Jeon Hyun Sook

as [Restaurant owner]

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Kim Byeong Man

as [UFC video police officer]

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Kwak Ja Hyung

as [40-yr old police officer]

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Park Myung Shin

as [Principal]

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Ahn Sang Tae

as [Student Council president]

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Woo Jeong Won

as [Chi Hun's mother]

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Shin Woo Hee

as [Homeroom teacher]

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Cha Se Jin

as [Chi Hun's gang]

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Park Ha Jun

as [Chi Hun's gang]

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Kim Ga Eul

as [Chi Hun's gang]

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Shin Min Jae

as [Safe House police officer #1]

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Nam Jin Bok

as [Safe House police officer #2]

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Seo Young Joo

as [Training suit]

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Ko Dong Ok

as [Chief Justice staff]

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Oh Woo Ri

as [Chief Justice staff]

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Baek Jong Hwan

as [Drug dealer in shabby shopping mall]

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Im Seung Joon

as [Drug dealer in shabby shopping mall]

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Oh Choong Geun

as [Drug dealer in shabby shopping mall]

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Choi Min Hyeok

as [Drug dealer in shabby shopping mall]

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Kang Hee Je

as [Drug dealer in shabby shopping mall]

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Kim Mi Ran

as [Drug dealer in shabby shopping mall]

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Kim Mi Ji

as [Drug dealer in shabby shopping mall]

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Yoo Min Joo

as [Drug dealer in shabby shopping mall]

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Heo Nam Jun (허남준)

as [Special detective #1]

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Kim Won Hae

as [NIS investigation team leader]

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