88 mins | Thriller, Horror | Aug. 6, 2008
88 mins | Thriller, Horror | Aug. 6, 2008
| IMDb rating | 5.5 |
| Producers | SK Telecom, Mirovision |
| Original title | 고사: 피의 중간고사 |
| Directors | Chang |
| Writers | Kim Eun-Kyeong, Yoon Hong-Seung |
as Hwang Chang-wook
as Choi So-yeong
as Kang Yi-na
as Kang Hyeon
as Yoon Myung-hyo
as Security guard
as Ji-won's mother
as Lee Chi-yeong
as Kim Ji-won
as Min Hye-yeong