The Good Detective

손현주

Kang Do-chang

장승조

Oh Ji-hyeok

차래형

Kwon Jae-hong

정순원

Ji Man-gu

김지훈

Byeon Ji-woong

김명준

Sim Dong-uk

손종학

Moon Sang-beom

조희봉

Woo Bong-sik

백은혜

Kang Eun-hee

Lee Ha-eun

Lee Eun-hye

Yang Hee-won

Jae Woong [Eun Hee's son]

오정세

Oh Jong-tae

신동미

Yoon Sang-mi

이엘리야

Jin Seo-kyeong

김효진

Cheon Na-na

정문성

Woo Tae-ho

Ji Seung-hyun

Yoo Jeong-seok

송영창

Cheon Seong-dae

최대훈

Cheon Sang-u

양현민

Nam Guk-hyeon

박원상

Choi Yong-geun

이중옥

Jang Ki-jin

손병호

Kim Gi-tae

조재룡

Cho Seong-dae

조승연

Yoo Jeong-ryeol

윤대열

Choi Woo-jin

이상운

Song Gwang Hee

박정민

Go Gyung Ho

김려은

Yoon Ji Sun

Shin Jae-hoon

'Junghan Daily News' reporter

박근형

Jung In-Beom

홍금비

Moon Bo-Kyung

김인권

Lee Sung-Gon

하영

Jung Hee-Joo

Baek Sang-hee

Kim Min-Ji

Cha Soon-bae

Jung Chi-Soo

심재현

Park Sang-Hoon

홍상표

Jo Jin-Chul

조태관

Michael Cha

고창석

Cha Moon-Ho

조재윤

Lee Dae-cheol

이현욱

Park Gun-ho

안시하

Jung Yoo Seon [Jin Soo's wife]

Chun Young-min

Jang Yoo Na

황태광

Jang Jin Soo

Park Ji-hwan

Kim Sang-soo

Kim Seung-tae

Minister of Justice

신재휘

Park Hong Doo

Lee Seung-joon

Lee Han Joo [Prison guard]

Lee Seung-hun

So Jae Sub [Attorney]

이도국

Jung San Il [Prosecutor]

황재열

Ki Dong Su

허웅

Shin Geun Ho

손승훈

Video forensics

정환

Go Joon Sup

정지호

Jung Ki Moon [Reporter]

백인권

Prisoner

권오진

Park Jun Sung

Jang Woo-Yeon

Yoon Ji Sun's Roommate

조준

Jo Byung Gil

Kim Kyu-baek

Kim Hyung Bok

Yong-Jin

Cha Do Hyun

이주실

Hyung Bok's mother

Choi Kyung-min

Park Seon Mi

김봉수

In Beom's customer

이윤재

Presidential secretary

방은정

Sung Joo Ri

최원

Bus company employee

Yoo Mi-Sun

Ye Rim

윤현길

Cheon Na Na's mother

박예니

Laura Caine

이석

Ki Dong Jae

이현균

Choi Sang Ho [Security personnel]

명재환

Vlogger

백수장

Sim Dong Il

장명운

Security personnel

임승범

NFS examiner

김시은

Lee Eun Hye [Young]

윤복성

Judge

신정윤

Reporter Seo

신희국

Cashier

백종환

Distribution center employee

Lee Yu-jin

Sung Dae's secretary

Kim Seung-Han

Oh Ji Hyuk [Young]

Kim Seon-kyeong

Ji Hyuk's mother

Woo Kang-min

Joo Dong-Pal

송요셉

Park Dong Chul

Kim Byeong-soon

Judge

강학수

Judiciary committee

김태훈

Park Joon Young

오규택

Gawol church pastor

박경근

Jin Sung Hwan

이규호

Gang boss

Woo Young-nam

Police officer

Lee Young-sil

Gook Hyun's relative

유병선

Wrecking yard employee

Park Byung-wook

Apt. security guard

독고광

Hong Doo's group

Kang Ji-hoon

TV reporter

Han Myung-chul

Victim's family

남희수

Lee Se Jin [Dispatcher]

Ko Dong-hyoung

Violent Crimes Team 1

장윤우

Park Seong-Ock

이우신

Judge

이은주

OB-GYN

Park Chul-Min

Anchorman

이동수

Nightclub manager

Kim Hyun Tae

Ji Hyuk's informant

Koo Min-hyuk

Motorcycle shop owner

송창규

Chinese restaurant owner

지성근

Farmer

김종호

Presidential secretary's father-in-law

김현창

Detective

장의돈

Bus driver

이동규

Anchorman

이연주

Translator

Cheon Dong-been

Gang member

박효주

Hye Ok

Noh Ha-yeon

Laura Caine [Young]

김장환

Reporter

강종성

Hye Ok's father

이중현

Wedding criminal

박완규

Sung Gon's father

안수호

News program PD

Ok Il-Jae

News program staff

최남욱

TV station executive

이호철

Goo Jae Choon

박지호

Employee

이창섭

Doctor

Park Jong-moo

Doctor

장용희

ER staff

김대국

Police internal investigator

박준상

News program host

Lee Jin-Seung

CCTV room staff

양하윤

TV reporter

Kim Ji-Yoon

Reporter

이지영

Reporter

서명찬

Judge

한명환

Arrested man

김병철

Con man

Lee Min-Sik

Doctor

Gu Yun-hoe

Doctor

이무녕

Chinese restaurant owner

Ha Young-Jin

Prosecutor

김대근

Goo Jae Choon's subordinate

Shin Yoon-jung

Ki Dong Jae's girlfriend

이나라

Do Chang's Date (Eps 16)