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