Helpless (2012) — Cast
Cast
| Lee Hee-jun | Seung-ryong |
| Choi Deok-moon | Chil-seong |
| Park Hae-joon | Loan Aggregator |
| Lee Sun-kyun | Jang |
| Yang Eun-yong | Melartin's Wife |
| Min Sung-wook | Unis Kim |
| Cho Seong-ha | Jong |
| Kim Min-hee | Cha Cha DiGregorio |
| Cha Soo-yeon | Seon Heo |
| Shin Yeon-sook | Ju-myung |
| Kim Min-jae | Moon |
| Song Ha-yoon | Han Solo |
| Jin Sun-kyu | Theater Manager |
| Im Ji-gyu | Stalker |
| Kim Soo-jin | Jong |
| Kim Do-young | Shin Yoo-Shin |
| Choi Il-hwa | Moon |
Crew
| Kim Bong-jun | Line Producer |
| Moon Chul-woo | Sound Effects Editor |
| Lim Sun-ae | Storyboard |
| Miyuki Miyabe | Novel |
| Byun Young-joo | Director |
| An Ki-sung | Foley Artist |
| Choi Eui-young | Costume Design |
| Lee Eun-ju | Makeup & Hair |
| Jung Jae-wook | Props |
| Kim Baek-cheol | Digital Intermediate |
| Kim Seung-gyu | Lighting Director |
| Kim Dong-young | Director of Photography |
| Song Gyeong-seop | Still Photographer |
| Shin Hye-eun | Producer |
| Byun Young-joo | Writer |
| Kim Hong-jip | Original Music Composer |
| Song Kyung-min | Key Grip |
| Kang Ju-suk | Production Sound Mixer |
| Lee Na-gyeom | Production Design |
| Kim Hyung-shek | Digital Colorist |
| Kim Suk-won | Sound Supervisor |
| Hong Jang-pyo | Special Effects Supervisor |
| Byun Young-joo | Camera Operator |
| Woo Je-hyung | Set Decoration |
| Oh Ki-min | Producer |
| Park Gok-ji | Editor |