Guest Stars Choi Byung Mo as Secretary Min Oh Na Ra as Nurse, ICU Kim Mi Kyung as Head Nurse Kang Soo Min Song Kyung Chul as Doo Chul Jung Kyung Ho as Doo Chul's Bodyguard Moon Ji In as Nurse Song Jo Hwi as Detective Kim Yoo Seung Mok as Detective Lee Yoo Joon Hong as Resident 1 Jo Bok Rae as Park Tae Yong Im Hwa Young as Resident 2 Cha Soon Bae as Chief Surgeon Shin Park Hye Soo as Kim So Hyun Jun Gook Hwan as Chairman Han Chang Joo Choi Na Moo as Nurse Jo Choi Joon Yong as Tae Hyun's Father Kim Kyung Ryong as Priest Kim Kwang In as Lee Seung Hoon Park Isaiah as Ali