Ryoo Seung-bum as Sang-hwan

Yoon Soy as Wi-jin

Ahn Sung-ki as Ja-woon

Jung Doo-hong as Heuk-woon

Yoon Joo-Sang as Mu-woon

An Kil-kang as Kkang Tong

Baek Chan-Ki as Sul-Woon

Lee Won as Sun-Dong

Lee Oi-soo as Baek-Poong

Kim Dong-joo as Sang-hwan's Mother

Im Ha-ryong as Police Chief

Bong Tae-gyu as Police Officer Bong

Park Yoon-Bae as Police Sgt. Choi

Kim Hyo-Seon as TV Hostess (uncredited)

Woo Jung-kook as Drain Pipe Worker 1 (uncredited)

Yang Ik-june as Drain Pipe Worker 2 (uncredited)

Min Hye-Ryeong as Waitress (uncredited)

Kim Yeong-in as Monk Bong Su-nim

Lee Dae-yeon as Yoon Jeon-soo (uncredited)

Kwon Beom-taek as Family Doctor (uncredited)

Kim Jae-man as Gang Member (uncredited)

Kim Gyung-Ae as Mature Lady Fruit Seller (uncredited)

Yoo Soon-chul as Old Heuk-woon (uncredited)

Oh Soon-tae as Cellphone Man (uncredited)

Lee Jae-gu as Staff Executive (uncredited)

Geum Dong-hyeon as Survey Manager (uncredited)

Kim Ji-young as Banyagain (uncredited)

Kim Su-hyun as TV Host (uncredited)

Hwang Hyo-eun as Choon-ha (uncredited)

Park Chan-guk as Analyst