Cast 21

1. 

   Kim Sang-kyung

   Ryu Jung-ho

2. 

   Park Yong-woo

   Det. Kim Hyung-sa

3. 

   Han Bo-bae

   Park Soo-yeon

4. 

   Lee Jong-soo

   Detective Choi

5. 

   Jung Il-woo

   Ryu Jung-ho (young)

6. 

   Ham Eun-jeong

   Kim Min-hee

7. 

   Han Soo-yeon

   Jung Yoo-jin

8. 

   Jeong Gyu-su

   Jo Ban-jang

9. 

   Oh Jung-se

   Chang-bae

10. 

    Song Boo-gun

    Chang-Bae's group 1

11. 

    Kwak Min-seok

    Tourist 2

12. 

    Jo Hyun-wu

    Firefighter 2

13. 

    Kim Dong-ha

    Guy sitting in the next table

14. 

    Son Bum-soo

    Moderator

15. 

    Jung Hae-kyun

    Min-hee's home room teacher (voice)

16. 

    Hwang Taek-ha

    Hostage

17. 

    Jung Yoon-seo

    Madam at Western Style House

18. 

    Jo Yeon-ho

    Suicidal man

19. Kim Jin-kook

    Detective 5

20. 

    Kim Chae-hyun

    School play female MC

21. 

    Oh Jeong-won

    Park Soo-yeon's mother

Crew 6