Nah Hyeon Director, Screenwriter Han Suk-kyu Jung Ik-ho Actor Kim Rae-won Song Yoo-gun Actor Jung Woong-in Prison Governor Kang Actor Kim Sung-kyun Dr. Kim Actor Shin Sung-rok Chang-gil Actor Jo Jae-yoon Hong-pyo Actor Kang Shin-il General manager Noh Actor Lee Kyeong-yeong Chief Bae Actor Jeon Bae-soo Chief of Security Actor Park Sang-won Section Chief Jung Actor Song Kyung-chul Mr. Yang Actor Han Joo-wan Jong-dae Actor Ahn Seho Ddagaebi Actor You Ha-jun Yong-chul Actor Cha Yub Baek-jung Actor Kwak Min-ho Hak-kyu Actor Han Yi-jin Kye-sik Actor Kim Seung-hoon Teacher Hwang Actor Jung Suk-won Bum-mo Actor Lee Sunghoon Producer Hong Jae-sik Cinematographer Shin Gyeong-won Cinematographer Kim Jae-geun Lighting Kim Chang-ju Film Editor Bang Junseok Music Lee Nae-gyeong Art Director