Ri-eol Online

Kim Soo-Hyun - Jang Tae-young, Dong-il Sung - Jo Won-geun, Sung-min Lee - Choi Jin-gi, Sulli Choi - Song Yoo-hwa (as Jinri Choi) , Woo-jin Jo - Sa Do-jin, Hong-pa Kim - Choi Nak-hyun, In-gyeom Jeong - Professor Kim, Kwon Choi - General Manager Baek, Han Ji-Eun - Han Ye-won, Eun Ah Kim - Miss. Jin, Go Gyu-Pil - Bald, Wan Lee - Jang Tae-yeong double / Secret room club addict, Jae-Sung Jung - Patient, Im Hyeon-joo - Woman 1 Candy Alexa - Choi Nak-hyeon hideout call girl