The World of Silence (2006) — Cast
Cast
| Kim Dong-ha | Sitting |
| Son Bum-soo | Crossfire Moderator |
| Kim Chae-hyun | Play |
| Jung Yoon-seo | Style |
| Kim Sang-kyung | Ryu Higashi |
| Hwang Taek-ha | Hostage |
| Jo Yeon-ho | Suicidal |
| Oh Jeong-won | Ki-soo |
| Lee Jong-soo | Choi |
| Han Soo-yeon | Wan Jung |
| Park Yong-woo | Unis Kim |
| Jeong Gyu-su | Jang |
| Jung Il-woo | Ryu Higashi |
| Ham Eun-jung | Min-gyu |
| Han Bo-bae | Ki-soo |
| Kwak Min-seok | Preso 2 |
| Oh Jung-se | Chang |
| Song Boo-gun | Chang |
| Jo Hyun-wu | Firefighter |
| Jung Hae-kyun | Teacher |
| Kim Jin-kook | Detective Fritz |
Crew
| Han Jin | Adaptation |
| Cho Ui-seok | Director |
| Lee Seon-mi | Producer |
| Jeong Ui-Mok | Writer |
| Cho Ui-seok | Writer |
| Jung Jae-ho | Writer |