Casts
Jung Jae-young
as Han Jung-seok
Han Ji-min
as Yoo So-jung
Kim Ji-young
as Psychiatrist
Cha Ye-ryun
as Lee Ji-won
Choi Won-young
as Kang Byung-soo
Hwang Byeng-gug
as Japanese researcher (uncredited)
Seong Byeong-suk
as Mi-young
Ha Jae-sook
as Lethargy woman
Park Gil-su
as Section chief Nam (uncredited)
Yoon Kyung-ho
as Drunk (uncredited)
