Ryu Jun-yeol
— Sung Min-chan
Shin Hyun-been
— Lee Yeon-hui
신민재
— Kwon Yang-rae
한지현
— Lee Yeon-ju
도영서
— Shin A-yeong
김도영
— Lee Nak-seong
Moon Joo-yeon
— Lee Si-yeong
배윤규
— So Eun-gyu
Oh Chi-woon
— Violent Crimes Captain
우강민
— Violent Crimes Unit Chief
전운종
— Detective 1
Lee Han-sol
— Detective 2
주인영
— A-yeong's Mother
김문학
— A-yeong's Father
최광일
— Jung Guk-hwan
이세호
— Jung Hwan-su
도용구
— Yeon-hui's Father
Hong Seok-bin
— Judge
엄준기
— Emergency
Oh Chang-kyung
— Construction manager
한상철
— Forklift operator
신강균
— Old man
고서희
— Daughter-in-law