Cast & crew
Sex Is Zero 2 (2007)
Directed by Yoon Tae-yoon Written by JK Youn
Cast
| Im Chang-jung | Eun-sik |
| Song Ji-hyo | Kyung-ah |
| Park Young-soo | Jong-min |
| Song Jae-ryong | Detective |
| Park Seo-hyeon | Nurse 1 |
| Park Jae-woong | Nurse 2 |
| Kim Tae-ho | Doctor 1 |
| Lee Jong-rae | Doctor 2 |
| Yoon Sul-hee | Prostitute |
| Lee Jung-hoon | Hall Anouncer |
| Ha Ji-won | Eun-hyo |
| Lee Sang-yun | Gi-joo |
| Lee Hwa-sun | Young-chae |
| Lee Si-yeon | Dae-hak |
| Hong Ji-young | Bo-ra |
| Kim Myeong-kyu | Pervert |
| Choi Hyun | Sang-woo |
| Choi Sung-kook | Choi Sung-kook |
| Shin Yi | Kyeong-joo |
| Yoo Chae-young | Yoo-mi |
| Kim Hyeong-il | Pervert |
| Kim Chung | Kyeong-ah's Mother |
| Lee Jin-seong | College Boyfriend |
| Kim Yong-soo | Eun-sik's Opponent |
| Song Seung-yong | |
| Sin Eunjeong | Ji-hyeon |
| Choi Sung-woong | Security |
| Denis Kang | Self |
| JK Youn | (uncredited) |
Crew
| Yoon Tae-yoon | Director |
| Yoon Yeo-jin | Special Effects Supervisor |
| Woo Je-hyung | Set Decoration |
| Kil Young-min | Executive Producer |
| JK Youn | Executive Producer |
| Seo Dong-seong | Adaptation |
| Han Dongsoo | Adaptation |
| Shin In-ho | Adaptation |
| Gang Man-jin | Adaptation |
| Yoon Tae-yoon | Adaptation |
| Park Ja-myung | Producer |
| JK Youn | Writer |
| Jeon Yu-jun | Martial Arts Choreographer |
| Kim Yong-cheol | Director of Photography |
| Lee Choong-hwan | Production Sound Mixer |
| Song Jae-wan | Lighting Director |
| Park Jun-o | Sound Supervisor |
| Jung Jae-won | Line Producer |
| Kim Hwi | Adaptation |
| Kim Hwi | Producer |
| Jung Jin-hee | Editor |