Oh Man-seok

as Kyung-ju

Lee Sun-kyun

as Jae-sin

Ryu Deok-hwan

as Hyo-yi

Park Myung-shin

as Yeo Sa-jang

Jeon Hye-won

as Kim So-yeon

Mun Ka-young

as Young Kim So-yeon

Lee Mu-saeng

as Jeong Myeong-bo

Jeong In-gi

as Captain #2

Jeon Kuk-hwan

as Principal of the Middle School

Kim Young-sun

as Supermarket Owner's Wife

Choi Jung-woo

as Detective Gu

Kim Min-kyo

as Detective Park

Jang Nam-yeol

as Kyung-ju's Father

Lee Jae-eung

as Detective Oh

Tak Woo-suk

as Young Kyung-ju

Jung Yoon-seo

as Hyo-yi's Mother

Yeom Hye-ran

as Rice Cake Vendor (uncredited)

Ha-ram Kim

as Bully Kid (uncredited)

Jeon Soo-hwan

as (uncredited)

Da-mi Ko

as (uncredited)

Shin Hwa-chul

as Conscripted Policeman