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Poster for Perfect Number

Perfect Number

Original title: 용의자X

To him the only unsolvable equation was love.

  • Movie
  • 2012
  • 2h

Directed by Pang Eun-jin

6.7

TMDB audience rating
6.7 out of 10 from 78 votes

Where to watch Trailer

Overview

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

Where to watch

Official offers in the United States

Free with ads

Free to watch, with commercials
  • The Roku Channel
  • Tubi TV

Prices and links on TMDB

Availability data by JustWatch, provided through TMDB. Offers vary by country and change often, so confirm with the service before you subscribe, rent or buy. WatchTrove does not host or stream video.

Trailer

Play trailer: Perfect Number (용의자 X) - Official Main Trailer w/ English Subtitles [HD]

Official video hosted on YouTube. The player loads only when you press play.

Cast and crew

  • Ryoo Seung-bum

    Ryoo Seung-bumSuk-go

  • Lee Yo-won

    Lee Yo-wonHwa-sun

  • Cho Jin-woong

    Cho Jin-woongDetective Min-bum

  • Kim Yoon-sung

    Kim Yoon-sungSang-joon

  • Kim Bo-ra

    Kim Bo-raYoon-ah

  • Lee Seok-jun

    Lee Seok-junNam Tae-woo

  • Lim Sung-min

    Lim Sung-minJung-sook

  • Kwak Min-ho

    Kwak Min-hoChul-min

  • Kwon Hae-hyo

    Kwon Hae-hyoTeam Leader

  • Nam Moon-chul

    Nam Moon-chulDirector

  • Kim Ah-ronGirl

  • Kim Joo-ryoung

    Kim Joo-ryoungMadame

  • Park Hyoung-soo

    Park Hyoung-sooInvestigator 1

  • Nam Yeon-woo

    Nam Yeon-wooInvestigator 2

  • Lee Kyoo-hyung

    Lee Kyoo-hyungSuk-go (Teen)

  • Dong Bang-woo

    Dong Bang-wooInnkeeper

  • Song Young-chang

    Song Young-changLie detector investigator

  • Choi Young-woo

    Choi Young-wooForensic team member #1

Director
Pang Eun-jin
Writer
Keigo Higashino, Kim Tae-yun and Lee Gong-ju
Music
Shin I-kyung
Cinematography
Choi Chan-min