Series Cast

1. 

   Ji Sung

   Cha Yo-Han

2. 

   Lee Se-young

   Kang Shi-Young

3. 

   Lee Kyoo-hyung

   Son Seok-Ki

4. 

   Kim Hye-eun

   Tae-Kyung

5. 

   Shin Dong-mi

   Chae Eun-Jung

6. 

   Jeon No-min

   Kang Yi-Soo

7. 

   Uhm Hyo-seop

   Kang Yi-Moon

8. 

   Oh Seung-hyun

   Min Joo-Kyung

9. 

   Jeong In-gi

   Jung-Nam

10. 

    Hwang Hee

    Lee Yoo-jun

11. 

    Jung Min-ah

    Kang Mi-Rae

12. 

    Chun Young-min

    Lee Da-hae

13. 

    Kwon Hwa-woon

    Heo Joon

14. 

    Son San

    Hong Yun Jin

15. 

    Lee You-mi

    Na Kyung Ah

16. 

    Kim Yeong-hoon

    Han Myung Oh

17. 

    Jeong Jae-seong

    Kwon Suk

18. 

    Oh Hyun-Joong

    Kim Won Hee

19. 

    Yoon Joo-sang

    Lee Won Gil

20. 

    Jung Kyung-soon

    Yoo Joon's mother

21. 

    Park Jin-young

    Nurse

22. 

    Kim Mi-hye

    Questioner

23. 

    Noreen Joyce Guerra

    Flight attendant

24. 

    Moon Hak-jin

    Kim Jung Ho [3rd-year Resident Ophthalmology]

25. 

    Jang Hee-soo

    Professor of Anesthesiology and Pain Medicine

26. 

    Yoon Chan-young

    Lee Ki Suk (A CIPA patient)

27. 

    Oh Yoo-na

    Yoo Ri Hye [former actress who suffers from neuroblastoma]

28. 

    Yoon Joo-sang

    Lee Won Gil [Former Minister of Health and Welfare]

29. 

    Lim Dong-jin

    Shim Joon Chul

30. 

    고용화

    Lee Ki Suk's mother

31. 

    Lee Yo-seong

    Cha Yo Han's father

32. 

    Jung Ji-hoon

    Min Sung [Yoo Ri Hye's son]

33. 

    Park Si-wan

    Cha Yo Han (child)