Guest Stars Jung Ho Bin as Kang Chul Hwan Yoo Dong Geun as Kwon Yong Gwan Sean Dulake as Andy Do Ye Sung as Jung Kyung Won Oh Yoon Ah as Oh Sook Kyung Lee Han Wie as Park Sung Chul Lee Ji Hyun as NTS Staff Kim Young Ae as Choi Jin Hee Lee Jung Gil as Jo Myung Ho Kim Seung Woo as Park Chul Young Oh Chang Suk as Lee Dong Hun Yoo Ha Jin as NTS Staff Cha Do Jin as Oh Dae Shik Ahn Jin Kyung as Athena Operative Son Ji Hoon as Hong Jin Suk Arnold Hong as Suk Joon Jung Man Shik as Jae Hyuk Lee Han Sol as Young Min Kim Yoon Tae as Jerome Max Changmin as Choi Tae Hyun Yoshihiro Akiyama as Special Agent B5
