Saem Online

Choi Joon-Young - Ma Doo-sang, Sun-young Ryu - The Woman, Jae-Young Joe - Ban Seong-joong, Yoo-Dong Kim - Man in couple, Ae-ri Lee - First woman in a couple, Kim Bo-Seul - Second woman in a couple (as Kim Se-on) , Kyung-il Kim - Kim Gi-tae, Hyeon-ji Park - Gi-tae's girlfriend, Ki-san Park - Next door man, Ho-sun Im - Hamburger girl, Woon Jong Jeon - Leo Kim, Pyeong-jo Kim - Doctor, Wang Ri-han - Character 'Doo-sang' actor, Yong-jin Jo - Poor hillside kid, Seon-hee Kim - Nurse