Boo Joong Shik
Civilian
Yeong-jae
Hacker Goo-roo
Yoon Yoo-joon
Min-jun
Yeong-gook
Kim
Nam Chi-ho
Joo-ho
Royal Court Officer Heo
Kyung-min (Student)
Nobleman
Ki-woo
Young Soon-chul
Father Choi
Ki-hoon
Choi Min-jae
Kim Hyun-soo
Self
Do Chi-san
Park Min-ho
Lee Yong
Kang Ho-goo
Lee Jang-won
Choi Woong
Yeol Woo-bong
Jeong Gi-joon / Ga Ri-on (young)
Gwi-dong (young)
Kim Gyung-Jae
Park Moo-bin
Lee Tang
Park Kyu-tae
Ko Gyeom
Park Dong Soo
Yul Woo Bong
Joon-ho