Seong No-jin

as Choi Ki-taek

as Principal

as Yoon Dae-myeong

as Heo Tae-beom

as Kim Dae-bong

as Trainer Song

as Chief prosecutor

as Construction worker

as Joy Card bowling club employee

as Forensics examiner

as Park Cheol-u

as Kim Myung-soo (adult)

as Doctor

as Police