---
title: 'Perfect Number (2012)'
type: 'film'
director: 'Bang Eun-jin'
released: '2012-10-07'
runtime_minutes: 119
genres:
  - 'Mystery'
countries:
  - 'South Korea'
canonical: 'https://cinepixo.com/movies/perfect-number-2012'
review_count: 0
imdb: 'https://www.imdb.com/title/tt2411024/'
publisher: 'CinePixo'
---

# Perfect Number (2012)

2012 · 119 min · Mystery · South Korea

Original title: 용의자X

## Synopsis

Perfect Number is a 2012 South Korean mystery-drama film directed by Bang Eun-jin. Adapted from Keigo Higashino's novel The Devotion of Suspect X, it centers around a mild-mannered mathematics teacher who plans the perfect alibi for the woman he secretly loves when she unexpectedly murders her abusive ex-husband. Cho Jin-woong received a Best Supporting Actor nomination at the 49th Baeksang Arts Awards in 2013. It was remade into the 2023 Indian film Jaane Jaan by Kross Pictures. Kolaigaran, another Indian film, was an unofficial remake of the film released in 2019.

## Credits

- **Director:** [Bang Eun-jin](https://cinepixo.com/people/bang-eun-jin)
- **Screenplay:** [Kim Tae-yoon](https://cinepixo.com/people/kim-tae-yoon)

## Cast

- [Ryoo Seung-bum](https://cinepixo.com/people/ryoo-seung-bum)
- [Cho Jin-woong](https://cinepixo.com/people/cho-jin-woong)
- [Lee Yo-won](https://cinepixo.com/people/lee-yo-won)

## Criticism on CinePixo

No reviews published yet.

Official site: http://www.who-x2012.co.kr/
Source: https://cinepixo.com/movies/perfect-number-2012
Film facts: Wikidata (Q7168024); synopsis from Wikipedia, CC BY-SA 4.0. Reviews, themes and notes are the work of this site's members.