Composer
Director
Screenwriter
Main Role
-
-
Ahn Hyo Seop Main Role -
Lee Sung Kyung Main Role -
Kim Joo Heon Main Role
Support Role
-
Shin Dong WookBae Moon Jung [Orthopedic specialist at Doldam Hospital]Support Role -
So Ju Yeon Support Role -
Yoon Na Moo Support Role -
Jin Kyung Support Role -
Im Won Hee Support Role -
Byun Woo Min Support Role -
Kim Min Jae Support Role -
Lee Gyu HoMr. Goo [Staff at Doldam Hospital]Support Role -
Jung Ji AhnUhm Hyun Jung [ER expert at Doldam Hospital]Support Role -
Ko Sang HoYang Ho Joon [Surgeon at Geodae medical centre]Support Role -
Park Hyo JooShim Hye Jin [Anesthesiologist at Geodae medical centre]Support Role -
Bae Myung JinHeo Young Gyu [Surgical PA at Geodae medical centre]Support Role -
Choi Jin Ho Support Role -
Yoon Bo RaJoo Young Mi [Nurse at Doldam Hospital]Support Role -
Moon Ah Ram[Nurse at Doldam Hospital]Support Role -
Jo Jung Yoon[ER nurse at Doldam Hospital]Support Role -
Seo Hee[Nurse at Doldam Hospital nurse]Support Role -
Kim Yong JinChief Lee [Chief of Administration at Doldam Hospital]Support Role -
Lee Ho Chul[Loan shark]Support Role -
Im Chul Soo[Loan shark]Support Role -
Im Jae GeunParamedic HeoSupport Role -
Park Jong HwanIm Hyun Joon [Doctor]Support Role -
Lee Min WoongRyoo Joong IlSupport Role
Guest Role
-
Jang Hyuk Jin Guest Role -
Yang Se Jong Guest Role -
Kim KwonLee Myung Han (Ep. 1)Guest Role -
Shin Dong RyukIl Joong [Geodae Hospital doctor] (Ep. 1)Guest Role -
Joo HyunChairman Shin Myung Ho [Former chairman] (Ep. 1)Guest Role -
Kim Hye Ran[Nurse] (Ep. 1)Guest Role -
Lee Seung Joon[Doctor] (Ep. 1)Guest Role -
Kyung Ki Hyun[Station employee] (Ep. 1)Guest Role -
Hwang Bo Kwon[Station employee] (Ep. 1)Guest Role -
Nam Jung Woo[Geodae Hospital doctor] (Ep. 1)Guest Role -
Kim Jong TaeProfessor Oh [CS Specialist] (Ep. 1, 16)Guest Role -
Seo Jeong Hoo[119 operator] (Ep. 2)Guest Role -
Seo Myung Chan[Military officer] (Ep. 2)Guest Role -
Gu Bon Jin[Lieutenant commander] (Ep. 2)Guest Role -
Kwon Hyuk SooRyu Woong Il [Minister] (Ep. 2-4)Guest Role -
Jeon Jin OhLee Dae Young [Minister Ryu's bodyguard] (Ep. 2-4)Guest Role -
Kwon Ban Suk[Reporter] (Ep. 2-3)Guest Role -
Jung Young Hoon[Security] (Ep. 3)Guest Role -
Ahn Soo Bin[TV reporter] (Ep. 3)Guest Role -
Kim Hong PaYeo Woon Young [President of Doldam Hospital] (Ep. 3-6, 14-16)Guest Role -
Im Jae HaSeo Woo Jin [Young] (Ep. 5)Guest Role -
Kim Soo MinSoo Jin [Patient] (Ep. 5)Guest Role -
Jin Yong Wook[Soo Jin's father] (Ep. 5)Guest Role -
Kim Ga Young[Soo Jin's mother] (Ep. 5)Guest Role -
Kwak Ja HyungLee Jang Shik [Gangster #2] (Ep. 5-6)Guest Role -
Hwang Jae YeolDetective Go [Police detective] (Ep. 5-6, 10)Guest Role -
Lee Sung Woo[Gangster #3] (Ep. 5-6, 14)Guest Role -
Kim Dong Hyun[Violent husband] (Ep. 5, 7-8)Guest Role -
Cherish Maningat[Domestic abused victim] (Ep. 5, 7-8)Guest Role -
Yoon Cha YoungSoo Yeon (Ep. 6)Guest Role -
Min Sang Woo[Chest patient] (Ep. 6)Guest Role -
Kim Ki Ryung[Fishbone boy's mom] (Ep. 7)Guest Role -
Kang Yoo SeokJoon Young [Prisoner] (Ep. 8)Guest Role -
Kim JinChoi Soon Young [Paramedic] (Ep. 8)Guest Role -
Woo Hyun Joo[Joon Young's mother] (Ep. 8)Guest Role -
Lee Ji Hyun[Soon Young's mother] (Ep. 8)Guest Role -
Hong Suk Youn[Violent drunk man] (Ep. 8)Guest Role -
Jung Hyun Seok[Organ transplant doctor] (Ep. 8)Guest Role -
Kim Noh JinJung Ga Young [Rape victim] (Ep. 9-10)Guest Role -
Ji Hye WonSeo Se Young [Trainee nurse] (Ep. 9-10)Guest Role -
Choi Yun Seol[Bus passenger] (Ep. 9-10)Guest Role -
Park Joo Yong[119 paramedic] (Ep. 9-10)Guest Role -
Lee Ji Hae[Pregnant bus passenger] (Ep. 9-10)Guest Role -
Go Byung Taek[Bus passenger with leg injury] (Ep. 9-10)Guest Role -
Park Ki Ryung[Yoon Wan's associate] (Ep. 9, 16)Guest Role -
Lee Yoon Sang[Yoon Wan's associate] (Ep. 9, 16)Guest Role -
Park Sung Il[Police officer in ER] (Ep. 10)Guest Role -
Jang Eui Don[Local police officer] (Ep. 10)Guest Role -
Song Chang GyuSong Chang Gyu (Ep. 11)Guest Role -
Kang Suk WonHyung Joon [Woo Jin's ex colleague] (Ep. 11)Guest Role -
Park Ga Young[Nurse] (Ep. 11)Guest Role -
Cheon So Ra[Nurse] (Ep. 11)Guest Role -
Son Sang YeonKang Ik Joon [VIP Patient] (Ep. 11-15)Guest Role -
Seo YoungManager Joo (Ep. 12-13, 15-16)Guest Role -
Ahn Soo Ho[Tow yard worker] (Ep. 12-13)Guest Role -
Kim Seo WonLee Dong Woo [Amputee] (Ep. 13)Guest Role -
Jung Hyun Joon[Dong Woo's son] (Ep. 13)Guest Role -
Han Sang Chul[Hiker] (Ep. 15)Guest Role -
Lee Young Shil[Patient's wife] (Ep. 15)Guest Role -
Kang Hyung Suk[Ik Joon's brother] (Ep. 15)Guest Role -
Jeong Bo Seok[Moon Jung’s father] (Ep. 15-16)Guest Role -
Kim Hye EunShin Hyun Jung [Chairwoman] (Ep. 16)Guest Role -
Kim Kyung IlProfessor Na Ho MinGuest Role -
Lee Do HyeLee Ji Eun [Nurse]Guest Role -
Kim Ji Su[Nurse]Guest Role -
Jeong Su Hwan[Patient]Guest Role -
Yu Seung Il[Chest surgeon]Guest Role
Unknown
-
Jwa Chae Won Unknown -
Jung Ji Hwan Unknown -
Kim Hwa Young Unknown
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