Lee Byeong-heon Director Ryu Seung-ryong Captain Go Actor Lee Ha-nee Detective Jang Actor Jin Seon-kyu Detective Ma Actor Lee Dong-hwi Yeong-ho Actor Gong Myung Jaehun Actor Shin Ha-kyun Lee Mubae Actor Oh Jung-se Ted Chang Actor Kim Eui-sung Police Superintendent Actor Song Young-kyu Detective Squad Chief Choi Actor Yang Hyun-min Hong Sang-pil Actor Heo Joon-seok General Manager Jeong Actor Jang Jinhee Seon-hui Actor Kim Jong-soo Chicken Restaurant Owner Actor Lee Joong-ok Hwandong Actor Moon Chung-il Screenwriter Kim Tae-sung Music Bang Ok-gyeong Executive Producer