Guest Stars Yoon Joo Sang as Oh Hyun Kyu Baek Shin as Manager Hwang Baek Seong Hyeon as Kang Byeong Jin David McInnis as Ray Kim Il Woo as Kang Chul Hwan Cha Hyeon Jeong as Yu Hae Yeong Lee Seung Hak as Kim Ji Hun Yoon So Yi as Park Tae Hee Kim Hyung Gon as Song Young Min Jun Jae Hyung as Pyo Jin Hwan Park Jung Won as Park Choon Sung Lee Bo Hee as Jung Soo Min An Seung Hun as Gwon Yeong Chun Jo Seong Ha as Ha Seung Jin Lee Jae Hoon as NSS Agent Kang Shin Hyo as Jang Chul Go Yoon as Yoo Jin Kwon Byung Gil as Wi Sang Chul
