Running Wild

Kwon Sang-woo

Jang Do-young

Yoo Ji-tae

Oh Jin-woo

Son Byung-ho

Yoo Kang-jin

Uhm Ji-won

Kang Joo-hee

Lee Han-wi

Section Chief Bang

Lee Joong-moon

Lee Dong-jik

An Kil-kang

Yang Ki-taek

Jo Hyun-wu

Instructor

Moon Jeong-hee

Yoon Jung-min

Kang Seong-jin

Jo Young-chul

Lee Joo-sil

Do-young's Mother

Jung Won-joong

Chief Prosecutor

Kim Yun-seok

Ju Hyun-tae

Ko Chang-seok

Gang Member

Cho Jin-woong

Guryongpa Gang Member

Kim Yong-tae

Yoo Kang-jin

Park Hyuk-kwon

Fellow Detective

Cho Seong-ha

Trial Prosecutor

Son Byung-wook

Yellow Hair

Kim Se-dong

Captain Choi

Kim Won-jin

Dogang-pa Organization Member

Lee Geon-moon

Steel Gang Member

Choe Min

Guryongpa Gang

Jung Sang-cheol

Chief Prosecutor