박효주

Lee Hye-ri

최일화

Heo Seong-goo

류준열

Ji-hoon

배성우

Sang-ho

이현욱

Seok-hoon

Kim Soo-hyeon

Police professor

원진아

Seok-hoon's wife

마동석

Detective Kang (voice)

Gong Min-jeung

Official

최귀화