Twenty

Kim Woo-bin

Chi-ho

이준호

Dong-woo

강하늘

Kyung-jae

Jung So-min

So-min

이유비

So-hee

민효린

Jin-joo

안재홍

In-gook

허준석

Bum-soo

전여진

Bum-soo's Wife

Park Myung-shin

Chi-ho's Mother

오현경

Dong-woo's Mother

윤가현

Grilled Clam Restaurant Owner

김의성

Chi-ho's Father

Na In-woo

Dong-won

한준우

Club DJ

김찬형

Head of Loan Shark