Series Cast 20

1. 

   Go Soo

   Kim Wook (26 Episodes)

2. 

   Huh Joon-ho

   Jang Pan-suk (26 Episodes)

3. 

   An So-hee

   Lee Jong-ah (26 Episodes)

4. 

   Ha Jun

   Shin Joon-ho (26 Episodes)

5. 

   Song Geon-hee

   Thomas (26 Episodes)

6. 

   Lee Jung-eun

   Kang Eun-sil (14 Episodes)

7. 

   Kim Dong-hwi

   Oh Il-yong (14 Episodes)

8. 

   Ji Dae-han

   Baek Il-du (14 Episodes)

9. 

   Kwon Ah-reum

   Yang Eun-hee (14 Episodes)

10. 

    Seo Eun-soo

    Choi Yeo Na (12 Episodes)

11. 

    Moon You-kang

    Kim Nam Gook (12 Episodes)

12. 

    Kang Mal-geum

    Kim Hyun Mi (12 Episodes)

13. 

    Kim Jung-eun

    Jo Myeong Soon (12 Episodes)

14. 

    Jung Young-sook

    Han Yeo-hee (12 Episodes)

15. 

    Ko Dong-ha

    Kim Joon-soo (12 Episodes)

16. 

    Heo Nam-jun

    — (12 Episodes)

17. 

    Park Ye-ni

    Detective Park Ye-ni (4 Episodes)

18. 

    Yim Si-wan

    merry-go-round man (1 Episode)

19. 

    Go Yoon

    Jung Ji-hoon (1 Episode)

20. 

    Jang Gyeok-su

    Detective Bok (1 Episode)

Series Crew 4