Park Joong-hoon

Detective Woo

Ahn Sung-ki

Chang Sung-min

Jang Dong-gun

Detective Kim

Choi Ji-woo

Kim Ju-yeon

Ahn Jae-mo

Young-bae

Sim Cheol-jong

Detective Joo

Lee Won-jong

Detective Park

Do Yong-gu

Detective Jang

Park Seung-ho

Detective Lee

Ki Joo-bong

Chief of Criminal Unit

Song Young-chang

Drug Dealer

Lee Ho-seong

Hyeon-su

Lee Hae-eun

Detective Woo's Sister

Park Sang-myeon

Jang-gu

Kwon Byung-gil

Laundry