Full Credits
17 members

Kim Hye-soo
Ji-su

Kim Tae-woo
Seok-won

김영애
Hae-yeong

Cho Dong-hyuk
Blue Hair

Han Jung-soo
Jang-seo

Suh Yun-a
Soo-yeon

Do Yong-gu
Soo-yeon's Father

Chang Yun
Min-seok

Jung In-gi
Min-suk

Kim Choo-wol
Clinic Housekeeper

Choi Ri-ho
Jang-seo's Colleague

Kim Nan-hwi
Hee-seon
No Seung-jin
Senior
Jeon Myeong-seon
Soo-yeon's mother
Chae Eun-seok
Patient

Lee Mi-yeon
Patient
Kim Moo-ryoung
Patient
18 members
Kim In-shik
Director
Kim Jun-su
Assistant Director
Kim In-shik
Writer
Jeong Hoon-tak
Executive Producer
Choi Su-yeong
Producer
Kim Woo-hyung
Director of Photography
Jang Young-gyu
Original Music Composer
Lee Seung-chul
Production Sound Mixer
Kim Yong-hoon
Sound Supervisor
Yun Il-rang
Set Decoration
Yoon Ju-hun
Production Design
Song Jong-hee
Makeup & Hair
Cho Sang-kyung
Costume Design
Kim Jong-su
Visual Effects Supervisor
Yoon Yeo-jin
Special Effects Supervisor
Lee Eun-su
Editor
Lee Yong-ki
Colorist
Lim Jae-young
Lighting Director