Dong-Ban Yoo-bin
Moo Joong-ryeok
Jeong Jeong-hwan
Seo Min-seo
Jang Tan-sik
Jang Eun-kyeong
Nam Yeong-eun
Dong-goo
Seo Hyeon-seo (Min-seo's sister)
Kang Hui Ryong [Chief of police]
Jung Jin Gyu [Songwon police station chief]
Seo Hyun-seo
Woman
Nam Jeong-hyeon
Jo Choong-beom
Berkeley
Police Officer / U.S. Boxing Coach Noah Wilson
Hyun-ah
Shaman
Gangster Hacker
Hee-ryong's secretary
Kang Min-hoon
Yoon Hyo-joo
Alumna (Eps 8)
