Lee Seung-gi

Jung Ba-reum

이승기

이희준

Go Moo-chi

Park Ju-hyun

Oh Bong-yi

박주현

권화운

Sung Yo-han

경수진

Choi Hong-ju

Woo Ji-hyun

Koo Dong-koo

우지현

Jo Jae-yun

Daniel Lee

조재윤

김영재

Go Moo-won

황세온

Kim Da-seul

박소이

Young Choi Hong-joo

이언정

Pregnant Lady

서동현

Teenage Go Moo-chi

Jo Yeon-ho

Young Go Moo-won

Seo Jeong-yeon

Go Moo-chi's Mother

서정연

Jeong Kang-hee

Go Moo-chi's Dad

Kim Young-ok

Oh Bong-yi's Grandmother

김영옥

Joo Ye-rim

Young Oh Bong-yi

안재욱

Han Seo-jun

Kim Jeong-nan

Sung Ji-eun

김정난

Kim Kang-hoon

Young Jae-hoon

김강훈

김결

Jae-hoon's Father

김동하

Jae Min

Ahn Seo-Yeon

Jae Hee

Seo Woo-jin

Young Jae-hoon

서우진

손우현

Kim Joon Sung

Jang Ui-don

Attorney Hwang

장의돈

Hyun Bong-sik

Bok Ho-nam

현봉식

Yoon Seo-hyun

Kang Ki-Hyeok

윤서현

피오

Shin Sang

정석용

Woo Jae-pil

Bae Seong-il

Detective Interviewing Jae Hoon

배성일

박재완

Police Commissioner

Ahn Ha-young

Song Soo-jung

하영

Kang Mal-geum

Jung Ba-Reum's Aunt

강말금

Lee Do-Hyung

Jung Ba-Reum's Uncle

송민재

Young Go Mu-chi

송부건

Song Soo-ho

정애리

Choi Young-shin

유하복

Shin Sung-min

민응식

Shin Jae-hyung

Park Yong

Kim Ji-wan

박용

윤복성

Jung Joong-suk

이자령

Kim Woo-seon

강문경

President

Sung Chan-ho

Government Official

김하언

Kim Han-kook

체리쉬 마닝앗

Kim Han-Kook's Mother

박은영

Staffing Agency Woman

이재은

Koo Dong-Koo's Mom

Jung Eun-pyo

Kang Duk Soo

정은표

유용

Sisters Killer

임유란

Witness

강찬양

Nurse

Kim Mi-hye

Jae-hoon's Teacher

김미혜

Song In-seop

Prison Doctor

곽민호

Prisoner

김로사

Student's Mom

정난희

Teacher

강석원

Male Talk Show Guest

Oh Ji-young

Female Talk Show Guest

오지영

Jang Jae-kwon

Second Male Talk Show Guest

장재권

Chun Jung-Ha

Na Chi-Kook's Mom

안내상

Park Du-seok

김민경

Song Soo-jung's Mother

이서준

Na Chi Kook

박혜나

Byun Soon-Young

Seon Ah Rin

Jo Mi-Jung

박기륭

OBN News Chief

엄혜수

Police Officer

김주아

Orphanage Employee

채연희

Grocery Store Employee

김보라나

Hostess Bar Manager

Kang Ro-chae

Park Hye Won

Kim Hyo-gyeong

Byun Min-Ji

Byun Yun-jeong

Mrs. Oh

변윤정

Kim Young-Joo

Sherlock Hong-Ju staff

Shim Yoo-Seung

Sherlock Hong-Ju staff

김성경

Fact Check host

조완기

Reporter Yang

Yang Ha-yoon

Min-Jung

양하윤

Choi E-sun

[Motorcycle deliveryman]

Jeong Yoon-hee

Reporter (Eps 7)

Kim Sung Jun

Myung Go Nam

김하늘

Jung Soo-jin

백재우

Song Su Ho [Young]

오민준

Bully

한창현

Government Employee