Sul Kyung-gu
Kang Chul-joong
Lee Sung-jae
Jo Kyu-hwan
Kang Shin-il
Eom Chung-il
Kim Jung-hak
Kim Young-soo
Do Yong-gu
Detective Nam
Ahn Nae-sang
Detective Lee
Lee Moon-sik
Lee Ahn-soo
Sung Ji-ru
Dae-kil
Yoo Hai-jin
Yong-man
Lee Kan-hee
Mrs. Jo
Lee Jeong-heon
Sticky Note
Ki Joo-bong
Song Haeng-ki
Kim Yoon-ah
Yong-man's Second Daughter
Kim Hee-seon
Yong-man's Colleague
Oh Seung-myeong
Cho Myung-cheol
Park Seoung-tae
Kim Young-soon
Seo Tae-hwa
Choi Hyeong-do
Yang Eun-yong
Young-shin
Lee Seok-ku
Captain Park
An Jin-soo
Go Heung-sik
Yang Jae-seong
Branch Manager
Yun Mun-sik
Jeon Woo-cheol
Kim Gyeong-ryong
Kim Deok-song
Kim Kang-il
Choi Doo-sik
Yoo Myeong-sun
Chul-joong's Mother
Kwon Byung-gil
National Forensic Service Chief
Ahn Suk-hwan
Detective Inspector
Hong Soon-chang
Traffic Chief
Jeon Soo-kyeong
Bottled Water Lady
Won Woong-jae
Bathhouse Man
Lim Seung-dae
Chief Yoon
Kim Tae-hwan
Street Vendor
Jeon Hong-ryeol
Inspection and Surveillance
Min Kyung-jin
CEO of Colatech
Kwon Tae-won
Detective Choi
Yoo Hyung-gwan
Taxi Driver
Han Seong-sik
National Forensic Service Researcher
Lee Jung-hak
National Forensic Service Employee 1
Jo Gyu-seong
National Forensic Service Employee 2
Choi Min-geum
Old Woman
Ko Tae-san
Yongsan Police Station Leader
Kim Ki-beom
Yongsan Prefecture Detective 1
Kim Kyung-sik
Yongsan Prefecture Detective 2
Kim Min-kyung
Heung-sik's Wife
Kim Chun-gi
Heung-sik's Colleague
Byun Shin-ho
Restaurant Owner
Cho Yong-soo
Detective
Kim Byeong-in
Inspection Department Employee
Kim Ha-eun
Yong-man's Girlfriend
Park So-jung
Young-shin's Friend
Heo Myeong-haeng
Meat
Myung Young-ho
Mortuary Employee
Jeong Bong-yeon
Thug 1
Lee Hong-pyo
Thug 2
Ricky Jun
Thug 3
Seo Ji-oh
Thug 4
Seo Beom-sik
Thug 5
Kim Gyeong-eun
Ah-reum
Jo Yeong-min
Se-jin
Jung Gi-seong
Police