The Loner (2008 South Korean Film)
The Loner (Korean: 외톨이; Revised Romanization: Uidoli) is a 2008 South Korean thriller and horror film directed and written by Park Jae-Sik. Released on September 18, 2008, the film has a runtime of 117 minutes and was distributed by Sungwon Icom.

Production and Crew
The film was directed and written by Park Jae-Sik. Production duties were handled by Lee Ho-Seong, Moon Eun-Joo, and Seo Kwang-Chil, while cinematography was managed by Lee Seung-Min.
Plot
Su-Na, portrayed by Ko Eun-Ah, is a once bright girl who locks herself in her room following her best friend's suicide. She begins behaving as though another presence exists inside her room while refusing to open the door. Her uncle brings his fiancée, Yoon-Mi, a psychologist specializing in social withdrawal conditions, who eventually uncovers dark secrets within the family history.
Cast



| Actor | Role |
|---|---|
| Ko Eun-Ah | Jeong Su-Na |
| Jung Yoo-Suk | Jeong Se-Sin |
| Chae Min-Seo | Choi Yoon-Mi |



Additional cast members include Lee Yeon-Soo, Jung Da-Hye, Song Chae-Yun, Park Ah-In, Lim Dae-Ho, Ahn Ye-Jin, Lee Mi-So, Kim Min-Hyuk, Kim Joo-A, Ha Eun-Soo, Yoo Mi-Ran, and Jun Ji-Su.
