박효주
— Lee Hye-ri
최일화
— Heo Seong-goo
Ryu Jun-yeol
— Ji-hoon
Bae Sung-woo
— Sang-ho
Lee Hyun-wook
— Seok-hoon
Kim Soo-hyeon
— Police professor
Won Jin-ah
— Seok-hoon's wife
Ma Dong-Seok
— Detective Kang (voice)
Gong Min-jeung
— Official
Choi Gwi-hwa
Park Ho-san
— [Debate Lawyer]
Ha Sung-kwang
— Mr. Ha