character - Hae-young

character - Jun-ho

character - Deputy Intelligence Commander

character - Cho Pil-ju

character - Nam Tae-ju

character - Jeon Sang-do

character - Choi Hyun

character - Baek Cheol

character - Lee Seung-woo

character - Self

character - Lee Seok-woo

character - Young Soo

character - Jang Min-cheol

character - Kwon Jong-su

character - self

character - Park Seok

character - Park Jeong-yong

character - Bishop

character - Uhm Sung-han

character - Lim Jae-pil

character - Mr. Kim

character - Yoo Dong-pil

character - Yang Do-soo

character - Keanu

character - Jeong-hwan

character - Oh Jung-jin

character - Narrator

character - Kwon Yeong-goo

character - Ma Bong-deok

character - Self

character - Jeon Choon-man

character - Jae-yoon

character - Detective Ko

character - Chun Seung-Bum

character - Hwang Tae-Bok

character - Park Sang-hoon

character - KAIST

character - Chief prosecutor

character - Seonjo

character - Choi Dae-Hong

character - Detective Jang

character - Himself

character - Self

character - Hyung-gook

character - Self

character - Yoo Cheol Yong

character - Hwang Sang-nam

character - Seong-jae

character - Lawyer

character - Gong Pil-du

character - Tae-sik