Guest Stars Yoon Joo Sang as Oh Hyun Kyu Lee Jung Gil as Jo Myung Ho Baek Sung Hyun as Kang Byung Jin David McInnis as Ray Kim Il Woo as Kang Chul Hwan Cha Hyun Jung as Yoo Hae Young Lee Seung Hak as Kim Ji Hun Kim Ji Min as Jamie Yoon Joo Hee as Lee Soo Jin Lee Jae Hoon as NSS Agent Kim Jong Goo as Goo Bon Gil Sung Dong Il as Park Joon Han