Sul Kyung-gu as Kang Chul-joong

Lee Sung-jae as Jo Kyu-hwan

Kang Shin-il as Eom Chung-il

Kim Jung-hak as Kim Young-soo

Do Yong-gu as Detective Nam

Ahn Nae-sang as Detective Lee

Lee Moon-sik as Lee Ahn-soo

Sung Ji-ru as Dae-kil

Yoo Hai-jin as Yong-man

Lee Kan-hee as Mrs. Jo

Lee Jeong-heon as Sticky Note

Ki Joo-bong as Song Haeng-ki

Kim Yoon-ah as Yong-man's Second Daughter

Kim Hee-seon as Yong-man's Colleague

Oh Seung-myeong as Cho Myung-cheol

Park Seoung-tae as Kim Young-soon

Seo Tae-hwa as Choi Hyeong-do

Yang Eun-yong as Young-shin

Lee Seok-ku as Captain Park

An Jin-soo as Go Heung-sik

Yang Jae-seong as Branch Manager

Yun Mun-sik as Jeon Woo-cheol

Kim Gyeong-ryong as Kim Deok-song

Kim Kang-il as Choi Doo-sik

Yoo Myeong-sun as Chul-joong's Mother

Kwon Byung-gil as National Forensic Service Chief

Ahn Suk-hwan as Detective Inspector

Hong Soon-chang as Traffic Chief

Jeon Su-gyeong as Bottled Water Lady

Won Woong-jae as Bathhouse Man

Lim Seung-dae as Chief Yoon

Kim Tae-Hwan as Street Vendor

Jeon Hong-ryeol as Inspection and Surveillance

Min Kyung-jin as CEO of Colatech

Kwon Tae-won as Detective Choi

Yoo Hyung-gwan as Taxi Driver

Han Seong-sik as National Forensic Service Researcher

Lee Jeong-hak as National Forensic Service Employee 1

Jo Gyu-seong as National Forensic Service Employee 2

Choi Min-geum as Old Woman

Ko Tae-san as Yongsan Police Station Leader

Kim Ki-beom as Yongsan Prefecture Detective 1

Kim Kyung-sik as Yongsan Prefecture Detective 2

Kim Min-kyung as Heung-sik's Wife

Kim Chun-gi as Heung-sik's Colleague

Byun Shin-ho as Restaurant Owner

Cho Yong-soo as Detective

Kim Byeong-in as Inspection Department Employee

Kim Ha-eun as Yong-man's Girlfriend

Park So-jung as Young-shin's Friend

Heo Myeong-haeng as Meat

Myung Young-ho as Mortuary Employee

Jeong Bong-yeon as Cubed Radish Kimchi Customer 1

Lee Hong-pyo as Cubed Radish Kimchi Customer 2

Ricky Jeon Je-Hyeok as Cubed Radish Kimchi Customer 3

Seo Ji-oh as Cubed Radish Kimchi Customer 4

Seo Beom-sik as Cubed Radish Kimchi Customer 5

Kim Gyeong-eun as Ah-reum

Jo Yeong-min as Se-jin

Jung Gi-seong as Police