Chief Producer
Director
Music Editor
Screenwriter
Main Role
-
Ahn Jae Hyun Main Role -
Gu Hye Seon Main Role -
Ji Jin Hee Main Role
Support Role
-
Jung Hae InJoo Hyun Woo [Ji Sang's friend]Support Role -
Kim Gab Soo Support Role -
Jin KyungChoi Kyung In [Hospital vice president]Support Role -
Son SookSylvia Ahn [Nun]Support Role -
Park Young RinSeo Hye Ri [Taemin Pharmaceutical Headquarters director]Support Role -
Kwon Hyun SangNam Chul Hoon [Vampire; Jae Wook's henchman]Support Role -
Lee Ji Hoon"J" [Vampire / Jae Uk's henchman]Support Role -
Ji ChanDo Seong [Hot-blooded vampire]Support Role -
Son Soo HyunMin Ga Yeon [Hospital 1st year resident]Support Role -
Kang Tae SungJoo In Ho [Vampire; Hye Ri's successor]Support Role -
Kim Yoo SukJung Ji Tae [Hospital Hematoma division manager]Support Role -
Jo Jae YoonWoo Il Nam [Chief of surgery]Support Role -
Jung Hye SungChoi Soo Eun [Ri Ta's friend / Hospital fellow]Support Role -
Jung Suk YongLee Ho Yong [Surgeon]Support Role -
Gong Jung HwanGerrard Kim [Surgeon]Support Role -
Park Joon MyunLee Young Joo [Head nurse]Support Role -
Ahn Ji HwanLuuvy [Voice]Support Role
Guest Role
-
Ki Se Hyung[Man in black] (Ep. 20)Guest Role -
Jeon Heon TaeGong Ji BokGuest Role -
Kang Dae HyunSon Yeong GiGuest Role -
Yoon In JoReporter SeoGuest Role -
Park Chang WooChoi Han BinGuest Role -
Park Joon MokKim Sang KyuGuest Role -
Lee Seung HeeLee Seung HeeGuest Role -
Kang Eui ShikLee Sung KyunGuest Role -
Nam Myung Ryul Guest Role -
Jung Chan BiYoo Ri Ta [Young]Guest Role -
Kim Hye WonKim Seok [Nurse]Guest Role -
Baek Seung HwanPark Ji Sang [Young]Guest Role -
Choi Yoon JoonNam Dong Pal [Alcoholic patient]Guest Role -
Yoo Eun MiChoi Soo Yeon [Woo Shik's daughter]Guest Role -
Kim Ji HoonKang Jung Min [Hospital security guard]Guest Role -
Kim Tae YoungHan Man Young [Seok Joo's doctor]Guest Role -
Hong Hwa RiLee Na Jung [Liver cancer patient]Guest Role -
Mi RamJang Yoo Jin [Intellectually disabled patient]Guest Role -
Park Joo MiHan Sun Yeong [Stanford Medical School researcher / Ji Sang's mother]Guest Role -
Jeon Li HanKim Byung Soo [Hospital 3rd year resident]Guest Role -
Jeong Hee TaeChoi Woo Shik [End-stage pancreatic cancer patient]Guest Role -
Ryu Soo YoungPark Hyun Seo [Stanford Medical School researcher / Ji Sang's father]Guest Role -
Lee Gyu Sub[Mobster]Guest Role -
Kim Bo Kyung[Choi Woo Shik's wife]Guest Role -
Hwang In Joon Guest Role -
Yoo Jung Ho Guest Role -
Kim Young Moo Guest Role -
Lee Dong Hoon Guest Role
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