아기와 나

장근석

Han Joon-soo

송하윤

Kim Byul

Moon Mason

Han Woo-ram

고규필

Ki-seok

이문식

Subway Attendant (cameo)

오광록

Gwang-rok (uncredited)

Jeong Gyu-su

Kim Byeol's Father (uncredited)

Jang Jung-hee

Kim Byeol's Mother (uncredited)

길해연

Ki-suk's Mother (uncredited)

박현숙

Joon-soo's Mother (uncredited)

전세현

Joon-soo's Ex (uncredited)

정민성

Drunk Man (uncredited)

김도연

Ordinary Girl (uncredited)

김구라

Room Salon Customer (uncredited)

이철민

Police Officer (uncredited)

박명수

Woo-ram (voice) (uncredited)