cast
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Han Suk-kyu
Teacher Kim / Bu Yong-ju
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Lee Sung-kyung
Cha Eun-jae
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Ahn Hyo-seop
Seo U-jin
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Jin Kyung
Oh Myeong-sim
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Im Won-hee
Jang Gi-tae
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Byun Woo-min
Nam Do-il
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Kim Min-jae
Park Eun-tak
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Yoon Na-moo
Jeong In-su
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Kim Ju-hun
Park Min-guk
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Shin Dong-wook
Bae Mun-jeong
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So Joo-yeon
Yoon A-reum
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Ko Sang-ho
Yang Ho-jun
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Yoon Bo-ra
Ju Young-mi
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Yoo Yeon-seok
Gang Dong-ju
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Seo Hyun-jin
Yun Seo-jeong
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Park Hyo-ju
Shim Hye-jin
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Bae Myeong-jin
Heo Young-gyu / Nurse Nam
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Lee Kyung-young
Cha Jin-man
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Choi Jin-ho
Do Yun-wan
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Lee Hong-nae
Lee Seon-ung
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Lee Sin-young
Jang Dong-hwa
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Im Jae-geun
Paramedic Heo
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Oh Min-ae
Ko Kyung-sook
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Shin Seung-hwan
Webtoon writer
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Son Sang-yeon
Kang Ik-joon / Cabo Lightning
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Hwang Jae-yeol
Detective Go
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Seo Yeong
Manager Ju
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Lee Ji-ha
Cha Eun-jae's Mother
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Kim Hye-jun
Jang Hyun-joo
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Kwon Hyuk-soo
Ryu Woong-il / Defense Minister Ryu Woong-il
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Kim Min-sang
Oh Sung Jae [Reporter]
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Lee Ji-hyeon
Choi Soon-young's Mother
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Lee Ki-seop
Ko Kyung-sook's Aide
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Lee Do-guk
Chief Park of Field Control Team
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Hwang Chan-sung
Young Gyun
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Kim Jun-won
Auditor Choi
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Lee Kang-wook
[Drunken driver]
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Kim Ji-eun
[Yoon Wan's secretary]
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Jung Bo-seog
Moon-jung’s Father / Bae Moon-jung's Father
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Kim Dong-hyun
Violent Husband
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Cherish Maningat
Domestic Abused Victim
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Lee Sung-woo
Gangster #3
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Jeon Jin-oh
Lee Dae-young
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Hong Seong-gwan
Paramedic
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Han Kyu-won
Yeom Jung-do
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Park Seong-chan
Anesthesiologist
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Kang Hae-ri
Nurse
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Yang Se-jong
Do In-beom
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Jang Hyuk-jin
Song Hyeon-cheol
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Tae In-ho
Moon Tae-ho
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Kim Jung-young
Kang Dong-joo's mother
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Lee Cheol-min
Ham Seung-ho
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Kang Chan
Park Joo-hyuk
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Han Gab-soo
Park Joo-hyuk's father
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Kim Cheol-yun
North Korean Defector
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Yoo Yu-jin
Ri Bok-young
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Han Ji-an
Kim Kyung-soo
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Ryu Seung-su
Ski Jumping Coach
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Jeong Han-seol
Jo Sung-yoon
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Kang Myeong-ju
Deceased Person's Mother
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Shin Yi-Joon
Yoon Seo Jeong [Young]
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Lee Myung-haeng
Choi Kyung Young
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Cha Jung-won
Soo Jung
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Lee Chae-kyung
[Patient's mother]
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Lee Jae-woo
Ahn Woo Yeol
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Kim Soo-jin
[Patient's wife]
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Kim Jong-tae
Professor Oh
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Kwak Ja-hyung
Lee Jang-shik
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Ji Hye-won
Seo Se-young
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Lee Ji-hae
Pregnant Bus Passenger
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Choi Yun-seol
Bus Passenger
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Go Byeong-taek
Bus Passenger
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Park Joo-yong
119 Paramedic
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Kim No-jin
Jung Ga-young
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Park Kee-ryung
Yoon-wan's Associate
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Lee Yun-sang
Yoon-wan's Associate
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Ahn Soo-ho
Tow Yard Worker
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Park Ha-joon
Kim Han-wool
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Jo Eun-sol
Jung Byeol
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Oh Ji-hye
Bae Yu-rim's Mother
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Woo Ji-hyun
Jeon Kyung-soo
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Kim Kyun-ha
Choi Seok-gu
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Park Ji-hoon
First Lieutenant Kang Bo-seung
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Lee Bong-joon
Choi Seok-gu's Friend
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Jang Young-hyeon
Heo Byung-bae
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Cha Solomon
Choi Seok-gu's Friend
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Lee Jin-hong
Anesthetic Nurse
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Cho Dong-in
Math Academy Teacher
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Lee Ga-yeon
Seo Joo-young
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Ha I-aan
Student with Scraped Leg
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Yoo Sung-min
Student Park Jung-min
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Hyun Gun-woo
Unconscious Dance Academy Student
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Byun Joong-hee
Patient with Dementia
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Shin Hye-ji
Patient Min-jung
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Kim Jae-man
Vomitting Patient
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Kim Da-huin
Officer Choi
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Park Hui-jeong
Nurse
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Lee Joo-young
Nurse
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Oh Min-jeong
Tteokbokki restaurant owner
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Kim Hye-soo
Lee Young-jo
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Lee Chae-eun
Ji Min-jung
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Kim Joong-ki
Cardiothoracic Surgeon
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Moon Ji-in
Jo A-ra
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Jeong Kang-hee
Anal Patient
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Lee Ji-yeon
Nurse Jin
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Park Doo-sik
Boyfriend of the appendicitis patient fertilizer
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Yoon Chan-young
Kang Dong-joo (Young)
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Park Sung-kwang
a bad customer
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Heo An-na
a bad customer
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Gu Da-song
Female student
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Kim Hye-eun
Shin Hyeong-jeong
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Lee Do-yeop
Captain Yoo In-sik
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Ha Yoon-kyung
Interviewee Ha Yoon-kyung
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Joo Jong-hyuk
Interviewee
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Joo Hyun-young
Interviewee
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Moon Sang-hoon
Interviewee
-
Im Sung-jae
Interviewee
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Kim Beom-seok
Ko Eun-ho
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Ha Dong-jun
Kang Sung-jin
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Kim Byung-hee
Coast Guard
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Kim Seong-in
Coast Guard
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Shin Hyeon-yong
Arsonist
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Ahn Sang-woo
Professor Park
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Lee Hyo-je
Do In Bum [Young]
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Lee Yong-i
[Patient's mother]
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Ri Min
[Truck driver involved in an accident]
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Choi Kyo-sik
Taxi driver
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Yu Eun-mi
Ah Rin
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Park Seoung-tae
[Car crash victim]
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Kim Nam-jin
Joo Hyuk's mother
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Park Young-soo
[Healthcare center employee]
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Cho Wan-ki
Dr. Lee
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Joo Hyun
Shin Myung-ho
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Gyeong Gi-hyeon
Station Employee
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Hwang Bo-Kwon
Station Employee
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Nam Jeong-woo
Geodae Hospital Doctor
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Shin Dong-ryeok
Il-joong
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Seo Jung-hoo
119 Operator
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Gu Bon-jin
Lieutenant Commander
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Seo Myung-chan
Military Officer
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Ahn Su-bin
TV Reporter
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Jung Young-hoon
Security
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Im Jae Ha
Young Seo Woo-jin
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Kim Soo-Min
Soo-jin
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Jin Yong-uk
Soo-jin's Father
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Kim Ga-young
Soo-jin's Mother
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Min Sang-woo
Chest Patient
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Kang You-seok
Joon-young
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Kim Jin
Choi Soon-young
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Woo Hyun-ju
Joon-young's Mother
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Hong Seok-yeon
Violent Drunk Man
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Jeong Hyun-seok
Organ Transplant Doctor
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Park Seong-il
Police Officer in ER
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Jang Ui-don
Local Police Officer
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Kang Suk-won
Hyung-joon
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Cheon So-Ra
Nurse
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Song Chang-gyu
Song Chang-gyu
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Kim Seo-won
Lee Dong-woo
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Jung Hyeon-jun
Lee Dong-woo's Son
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Kang Hyung-suk
Ik-joon's brother
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Han Sang-chul
Hiker
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Lee Young-sil
Patient's Wife
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Park Ga-young
Nurse
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Yoon Cha-young
Soo-yeon
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Im Young-joon
Jae-hyun's Grandmother's Son
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Ji So-young
Bae Yu-rim
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Seong Jeong-seon
Elderly Patient
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Jang Nam-yeol
Bus Terminal's Cleaner (Chief Lee's Uncle-in-Law)
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Yong-Jin
Blood Transport Vehicle Driver
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Kim Jang-hwan
News Announcer
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Cho In-woo
Paramedic Choi Min-kyu
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Hwang Soo-min
Reporter Song Hye-jin (Eps 9)
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Baek Kyung-min
Dance Academy Student
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Han Gi-joong
Head of Jongseon
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Seo Ah-in
Student Experiencing Dizziness
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Go Geon-ryeong
Cardiac Patient
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Guk Joong-woong
Patient Guardian who Complain
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Lee Seung-won
Guardian of Patient with Wheelchair
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Lee Jang-ho
Paramedic
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Jung Woo-jae
Woo Sang-min
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Kim Ye-rin
Cha Eun-jae (Young)
-
Kim Moon-chan
Fighting Patient
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Kim Il-hyeon
Doctor
-
Bae Bo-ram
Doctor
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Kwak Jin
Fighting Brother Patient
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Park Joo-young
Embolism Patient
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Kim Do-won
Heo Ye-jun
-
Kim Si-on
Heo Ye-jun's Sister
-
Lee Han-ju
Angry Patient
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Ryu Ye-ri
Jung In-soo's Wife
-
Ban Hye-young
Reporter
-
Park Joon-sang
Reporter
-
Lee Dong-kyu
Anchor
-
Jeong Hyeon-woo
Electrician
-
Yoon Kwan-woo
Detective
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Jeong Ae-hwa
Villa resident
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Choi Sol-hee
Villa resident
-
Min Woo-gi
Patient
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Jeong Doo-won
Cramps patient's husband
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Han Ki-jang
Firefighter
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Kim Do-hyeong
Cha Jin Man's chauffeur
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Lee Bo-ra
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Kim Hwa-young
Nurse
