as Detective Squad Chief Choi
as Detective Chief
as Gui-nam
as Jeong Kyung-han
as Choi Yong-nam
as CEO Han Gwang-Chul
as Kim Ui-su
as Big sister Wang
as Ma Do-Nam
as Yoon Hak-young
as Lee Tae-yong
as Kwi Kyung Kong
as Park Jong Su
as Director of Planning
as Nam Sang-Koo
as Min Yi-Bok
as Ma Seok-koo
as Jang Sung-Soo
as Police University Professor
as Pil-Mok
as Tak Young-Jin
as Jo Hyeong-Chul
as Nurhaci
as Kwak Moon Heum
as Jang Cheol-Min
as Nam Jong-Gyu
as Yoon Se-hoon
as Oh Sang-hoon
as Choi Il-Joong
as CEO Min Sang-ho
as Song Young-sik
as Heo Yeongmin
as Byeon Sa Tto
as [Institution director]
as Hwang Yong-Woo
