Kam Woo-sung
Kang Min
Suh Jung
Min Su-jin / Eun-ah
Kang Kyung-hun
Hwang Su-yeong
Jang Hyun-sung
Choi Seong-hyeon
Cho Seong-ha
Choi Jong-Pil
Son Byung-ho
Kim Cheol-ju
Kim Hak-jun
Boy
Kim Hee-jung
Girl (uncredited)
Jung Seung-kil
Detective Park / Male voice (uncredited)
Jung Sang-cheol
Chief detective
Yoon Young
Nurse
Kim Young-jae
Doctor 1 (uncredited)
Yoo Joo-hyun
PD (uncredited)
Park Won-sang
Reporter Moon (uncredited)