정준호

Myeong-su / Hyeon-su

윤소이

Oh Soon-hee

김혜나

Lee Soon-hee

박정수

Mom

Park Sang-wook

Hee-man

박효준

Halibut

박노식

Ttolbbang

임현식

Cameo (police officer)

윤문식

김기천

Old man

Park Heung-sik