유아인

Oh Joon-woo

박신혜

Kim Yoo-bin

이현욱

Lee Sang-chul

진소연

Elena Kim

김학선

Joon-woo's Father

소희정

Joon-woo's Mother

주보비

Joon-woo's Sister

전배수

Masked Man

이채경

Masked Man's Wife

오혜원

Police Officer

전운종

Firefighter

손경원

Security Guard Infectee

이규호

Fat Infectee

Jang Ji-gun

Ramen Commercial Model

유연

Sweater Middle-Aged Woman

장의돈

Veranda Glass Door Man

Kim Hyun-woo

SART1

Lee Seung-jin

SNS Man

양말복

Student's Mother

이동규

News anchor