킬미, 힐미

지성

as Cha Do Hyun / Shin Se Gi

황정음

as Oh Ri Jin

박서준

as Oh Ri On

김유리

as Han Chae Yeon

오민석

as Cha Ki Joon

김영애

as Seo Tae Im

심혜진

as Shin Hwa Ran

김용건

as Cha Geon Ho

안내상

as Cha Joon Pyo

명세빈

as Min Seo Yeon

고창석

as Dr. Seok Ho Pil

최원영

as Chief Ahn Gook

김희정

as Ji Soon Young

박준규

as Oh Dae O

김나운

as Yoon Ja Kyung

김일우

as Cha Young Pyo

Kim Hyun-ju

as Baek Jin Sook

Baek Chul-Min

as Alex Kang

김형범

as Chief Choi

이두석

as Employee

Cho Chang-geun

as Dr. Kang In Kyu

강봉성

as Shin Seon Jo

Choi Hyo-eun

as Joo Mi Ra

Kang Soo Jin

as Lee Young Seon

Lee Do-hyun

as Cha Do Hyun (Young)

Kim Ye-joon

as Oh Ri On (Young)

Kim Min-gyul

as Oh Ri Jin (Young)