Kwon Sang-woo as Kang Dae-man

Sung Dong-il as Noh Tae-su

Lee Kwang-soo as Yeo Chi-hyeong

Seo Young-hee as Seo Mi-ok

Nam Myung-ryeol as Orphanage Director Woo Won-il

Choi Deok-moon as Mr. Kim Jung-hwan

Son Dam-bi as Yoon Sa-hee

Lee Il-hwa as Lee Mi-sook

Choi Seong-won as Detective Cho Young-cheol

Kim Dong-wook as Captain Kwon Cheol-in

Kim Kwang-kyu as Gwang-gyu

Park Seong-il as Detective Song Jae-pil

Jeong Yeon-joo as Seo Hee-yeon

Oh Hee-jun as Kim Jae-min

Kim Sung-kyu as Lee Dae-hyun

Kim Joong-ki as Chief of Police

Lee Chung-hee as Policewoman

Kim Yong-jun as Factory Director

Park Seong-yeon as Nurse

Hong Eun-taek as Kang Gun-woo

Cha Sung-je as Hwang Do-il

Shin Dam-su as Chinese Restaurant Chef

Kim Won-jin as Black Suit Man (uncredited)

Pyo Chang-won as Self

Kim Sung-kang as Doctor