Series Cast 25

1. 

   Kim Nam-gil

   Dr. Heo Im (16 Episodes)

2. 

   Kim A-joong

   Choi Yeon-Kyung (16 Episodes)

3. 

   Yoo Min-kyu

   Yoo Jae-Ha / Yoo Jin-O (16 Episodes)

4. 

   Mun Ka-young

   Dong Makgae (16 Episodes)

5. 

   Uhm Hyo-seop

   Heo Jun (16 Episodes)

6. 

   Ahn Suk-hwan

   Shin Myung-Hoon (16 Episodes)

7. 

   Lee Dae-yeon

   Professor Hwang (16 Episodes)

8. 

   Oh Dae-hwan

   Doo-Chil (16 Episodes)

9. 

   Tae Hang-ho

   Min Byung-Ki (16 Episodes)

10. 

    Sung Joo

    Kim Min-Jae (16 Episodes)

11. 

    Min Ji-a

    Jeon Jae-Sook (16 Episodes)

12. 

    Kim Myung-gon

    Yoo Sung-Tae (16 Episodes)

13. 

    Shin Rin-a

    Yeon-Yi (16 Episodes)

14. 

    Roh Jeong-eui

    Oh Ha-Ra (16 Episodes)

15. 

    Seo Jeong-yeon

    Jung Yi-Yeon (16 Episodes)

16. 

    Maeng Sang-hun

    Yoo Chan-Sung (16 Episodes)

17. 

    Kim Byung-choon

    Kwon Ji (16 Episodes)

18. 

    Cha Soon-hyeong

    Suzuki (16 Episodes)

19. 

    Han Hee-jung

    Guide Ha-ra (16 Episodes)

20. 

    Yoon Joo-Sang

    Choi Chun-Sool (16 Episodes)

21. 

    Byeon Woo-seok

    Assistant Heo Jun (16 Episodes)

22. 

    Jin Sun-kyu

    Yeon Yi's father (16 Episodes)

23. 

    Kim Yeong-ok

    Kkot Bun (16 Episodes)

24. 

    Moon Woo-jin

    Heo Im [Young] (16 Episodes)

25. 

    Cho Seung-yeon

    King Sun-Jo (16 Episodes)

Series Crew 4