Perfect Number

A brilliant math teacher formulates the perfect cover-up after his neighbor murders her abusive ex-husband.

Ryoo Seung-bum

Suk-go

Lee Yo-won

Hwa-sun

Cho Jin-woong

Detective Min-bum

Kim Yoon-sung

Sang-joon

Kim Bo-ra

Yoon-ah

Lee Seok-jun

Nam Tae-woo

Lim Sung-min

Jung-sook

Kwak Min-ho

Chul-min

Kwon Hae-hyo

Team Leader

Nam Moon-chul

Director

Pang Eun-jin

Director

Lee Jung-hwa

Screenplay

Lee Gong-ju

Screenplay

Kim Tae-yun

Screenplay

Choi Yun-jin

Producer

Lee Seok-won

Producer

Shin Yang-joong

Producer

Choi Chan-min

Director of Photography

Yoo Sung-yup

Editor

Keigo Higashino

Novel

Production Companies

CJ Entertainment

Twin

K&Entertainment

Studio K