정재영

Mr. Kim

정려원

Kim Jung-yeon

양미경

Seung-geun's Mother

이상훈

Seung-geun's Father

장소연

Seung-geun's Girlfriend

박영서

Delivery Man

구교환

Public Service Employee

Lee Kyung-joon

High School Kim

민경진

APT Security

Jang Nam-yeol

Bus Driver

이규형

119 (voice)

Lim Dong-yoon

Cruise Ship