Gang Dong-won as Im Joong-kyung

Han Hyo-joo as Lee Yoon-hee

Kim Moo-yul as Han Sang-woo

Jung Woo-sung as Jang Jin-tae

Huh Joon-ho as Lee Gi-seok

Han Ye-ri as Goo Mi-kyeong

Minho as Kim Cheol-jin

Shin Eun-soo as The Girl with Red Hat

Jung Won-joong as Chief of the NPA Kim Myeong-bae

Lee Dong-ha as Park Cheol-woo

Choi Jin-ho as Chief Secretary Park Jeong-gi

Kim Pub-lae as Special Leader Park Moo-yeong

Lee Je-yeon as Department of Public Peace Agent

Lee Seol-gu as Sect One Leader

Jang Won-hyung as Park Tae-gyeong

Park Byung-eun as Park Hwan-ryeol (uncredited)

Park Kyung-man as Protester

Bae Seong-min as Protester

Park Joo-hee as Jung-hee

Jung Hyung-suk as Director Yoo

Jang Yeo-bin as Student

Lee Ga-kyung as Agent

Kim Sung-gon as Demonstrator