Salvar el planeta Tierra: Reparto

신하균
Lee Byeong-gu

백윤식
Kang Man-shik

황정민
Su-ni

이재용
Inspector Choo

이주현
Detective Kim

기주봉
Squad Leader Lee

김동현
Tae-sik

김광식
Detective Seo
Won Woong-jae
Detective Jang

예수정
Mother

Jeong Bo-hun
Ji-won

김뢰하
Jailer

손진환
Factory Manager
Park Sung-min
Adam
Son Jong-hwan
Su-ni's Father

김기천
Hospital Staff
Lee Mu-hyeon
King

Jung Jae-jin
Noah

Kim Young-chan
Young Byeong-gu
Min Yun-jae
Woman Detective

Lee Seung-chan
Teacher
이인희
Hospital staff