Series Cast 20

1. 

   So Ji-sub

   Kim Woo-hyun / Park Gi-young (20 Episodes)

2. 

   Lee Yeon-hee

   Yoo Kang-mi (20 Episodes)

3. 

   Uhm Ki-joon

   Jo Hyun-min (20 Episodes)

4. 

   Kwak Do-won

   Kwon Hyuk-joo (20 Episodes)

5. 

   Song Ha-yoon

   Choi Seung-yeon (20 Episodes)

6. 

   Choi Daniel

   Park Ki-young (20 Episodes)

7. 

   Kwon Hae-hyo

   Han Young-seok (20 Episodes)

8. 

   Choi Jung-woo

   Shin Kyung-soo (20 Episodes)

9. 

   Jang Hyun-sung

   Jeon Jae-wook (20 Episodes)

10. 

    Jeong Dong-hwan

    Kim Seok-joon (20 Episodes)

11. 

    Lee Ki-young

    Im Chi-hyun (20 Episodes)

12. 

    Esom

    Shin Hyo-jung (20 Episodes)

13. 

    Lee Won-keun

    Kwon Do-young (20 Episodes)

14. 

    Jang Hang-jun

    Cameo (20 Episodes)

15. 

    Im Ji-gyu

    Byeon Sang-woo (20 Episodes)

16. 

    Jin Kyung

    Oh Yeon-suk (20 Episodes)

17. 

    Dong Bang-woo

    Cho Gyeong-sin (20 Episodes)

18. 

    Lee Jae-yoon

    Cho Jae-min (20 Episodes)

19. 

    Park Ji-il

    Executive Moon (20 Episodes)

20. 

    Kim Sung-oh

    Shin Hyo-jung's fan (20 Episodes)

Series Crew 4