Guest Stars Krystal Jung as Kim Ji Ho Kang Ki Doong as Prison Officer Song Jung Woong In as Paeng Se Yoon Choi Moo Sung as Kim Min Chul Kim Kyung Nam as Lee Joon Dol Yoo Hyung Kwan as Shim Woo Kyung Jung Hae In as Yoo Jung Woo Kim Sung Chul as Kim Young Chul Ahn Sang Woo as Kim Yong Chul Im Hwa Young as Kim Je Hee Jung Moon Sung as Yoo Jung Min Park Hyoung Soo as Na Hyung Soo Ahn Chang Hwan as Ahn Dong Ho Shin Won Ho as Joo Jung Hun Ye Soo Jung as Kim Je Hyuk's Mother Bae Ho Geun as Dr. Jang Yoon Hwan Yoo Jae Myung as Lawyer Ryu Joo Suk Tae as Yum Sang Jae Kim Ji Min as Kim Eun Soo Lee Young Suk as Inmate Lee Jung Hyuk as Nexen Team GM Asst. Kim Soo Jin as Private Park's Mother Choi Myung Bin as Paeng Soo Bin Kim Joong Ki as Aide of Minister of Justice Lee Hyun Kul as Inmate Wing 2B Kim Joo Young as Kim Do Yun