Kang Chul-joong

Sul Kyung-gu

Jo Kyu-hwan

Lee Sung-jae

Chief Investigator Eom

Kang Shin-il

Detective Kim

Kim Jung-hak

Detective Nam

Do Yong-gu

Detective Lee

Ahn Nae-sang

Lee Ahn-soo

Lee Moon-sik

Dae-kil

Sung Ji-ru

Yong-man

Yoo Hai-jin

Mrs. Jo

Lee Kan-hie

Mrs. Jo

Lee Kan-hee

Kkeunkkeuni

Lee Jeong-heon

Song Haeng-ki (cameo) (uncredited)

Ki Joo-bong

Yong-man's Second Daughter

Kim Yoon-ah

Traffic Chief

Hong Soon-chang

Young-shin (uncredited)

Yang Eun-yong

Yong-man's Colleague

Kim Hee-seon

Cho Myung-cheol

Oh Seung-myeong

Sejin (uncredited)

Jo Yeong-min

Prosecutor Choi (uncredited)

Seo Tae-hwa

Kim Young-soon

Park Seoung-tae

Detective Choi (uncredited)

Kwon Tae-won

Kkakdugi #5 (uncredited)

Seo Beom-sik

Captain Park

Lee Seok-ku

Kkakdugi #3 (uncredited)

Ricky Jeon Je-Hyeok

Go Heung-sik

An Jin-soo

Branch Manager

Yang Jae-seong

Jeon Woo-cheol

Yun Mun-sik

Kim Deok-song

Kim Gyeong-ryong

Choi Doo-sik

Kim Kang-il

Chul-joong's Mother

Yoo Myeong-sun

National Forensic Service Chief

Kwon Byung-gil

Detective Inspector

Ahn Suk-hwan

Bottled Water Lady

Jeon Soo-kyeong

Bathhouse Man

Won Woong-jae

Chief Yoon

Lim Seung-dae

Street Vendor

Kim Tae-hwan

CEO of Colatech

Min Kyung-jin

Taxi Driver

Yoo Hyung-gwan

National Forensic Service Researcher

Han Seong-sik

Old Woman

Choi Min-geum

Yongsan Prefecture Detective 1

Kim Ki-beom

Yongsan Prefecture Detective 2

Kim Kyung-sik

Heung-sik's Wife

Kim Min-kyung

Heung-sik's Colleague

Kim Chun-gi

Restaurant Owner

Byun Shin-ho

Detective

Cho Yong-soo

Yong-man's Girlfriend

Kim Ha-eun

Young-shin's Friend

Park So-jung

Meat

Heo Myeong-haeng

Mortuary Employee

Myung Young-ho

Thug 1

Jeong Bong-yeon

Thug 2

Lee Hong-pyo