완벽한 타인

유해진

Tae-soo

Cho Jin-woong

Seok-ho

이서진

Joon-mo

염정아

Soo-hyun

김지수

Ye-jin

송하윤

Se-kyung

Yoon Kyung-ho

Young-bae

지우

So-young

최유화

Chae-young (voice)

이순재

Young-bae's Father (voice)

Lee Do-gyeong

Ye-jin's Father (voice)

라미란

So-wol (voice)