Series Cast 20

1. 

   Namkoong Min

   Na Yi-Je (32 Episodes)

2. 

   Kwon Na-ra

   Han So-Geum (32 Episodes)

3. 

   Kim Byung-chul

   Sun Min-Sik (32 Episodes)

4. 

   Choi Won-young

   Lee Jae-Joon (32 Episodes)

5. 

   Park Eun-seok

   Lee Jae-Hwan (32 Episodes)

6. 

   Lee Da-in

   Lee Jae-In (32 Episodes)

7. 

   Lee Min-young

   Bok Hye-Soo (32 Episodes)

8. 

   Lee Jun-hyeok

   Ko Young-Cheol (32 Episodes)

9. 

   Jang Hyun-sung

   Jung Ui-Sik (32 Episodes)

10. 

    Kang Shin-il

    Kim Sang-Choon (32 Episodes)

11. 

    Jin Hee-kyung

    Mo Yi-Ra (32 Episodes)

12. 

    Kim Jung-nan

    Oh Jung-Hee (32 Episodes)

13. 

    Ha Young

    Na Yi-Hyun (32 Episodes)

14. 

    Kim Dae-ryung

    Choi Jung-Woo (32 Episodes)

15. 

    Jeong In-kyeom

    Sun Min-Joong (32 Episodes)

16. 

    Chae Dong-hyeon

    Choi Dong-Hoon (32 Episodes)

17. 

    Bae Yoon-kyung

    Jung Se-Jin (32 Episodes)

18. 

    Kim Ji-eun

    Oh Min-Jung (32 Episodes)

19. 

    Shin Dong-hoon

    Attending Physician (32 Episodes)

20. 

    Lee Yong Joon

    Hyun Jae Min [Prison Communication's officer] (32 Episodes)

Series Crew 4