Kim Mu-yeol
— Min-jae
Park Hee-soon
— Detective Choi
Lee Kyung-young
— Killer Park
전광렬
— Moon Sang-ryul
Im Won-hee
— President Baek
Kim Tae-hwan
— Team Leader Lee
Oh Jung-se
— Parcel Service Driver
Kim Dae-gon
— Jjak Dae-gi
Kim Min-kyo
— Gangster
Kim Bo-gang
— Aide
이규복
— Senior Inspector
Lee Ik-jun
— Rookie Inspector
Hong Kyeong-yeon
— Landlord
Lee Yoon-hee
— Man at Arcade
Yang Joo-ho
— Gun Dealer
Hyun Bong-shik
— Drug Dealer
Seong In-ja
— Min-jae's Mother
이용녀
— Soy Sauce Crab Lady
Choi Jong-nam
— Supermarket Owner
Lee Yoon-hee
— Arcade Middle-aged Man