Perfect Number (2012): cast, story & where to watch

2012 · Film · ★ 6.7

Perfect Number poster

Released in 2012, Perfect Number is a thriller, drama and mystery film directed by Pang Eun-jin, running about 110 minutes.

What it’s about. Based on the series by the popular Japanese novelist Keigo Higashino, this is a mystery drama that 'faithfully but freely' adapts the 3rd part in the series, . The story revolves around 3 characters: a woman who unwittingly killed her husband, a math genius next door who sets up a perfect alibi for her out of his attraction toward her, and a detective who closely traces her, finding the alibi suspicious.

Who’s in it. Perfect Number stars Ryoo Seung-bum as Suk-go, Lee Yo-won as Hwa-sun, Kim Yoon-sung as Sang-joon and Kim Bo-ra as Yoon-ah, among others.

How it landed. With an audience score of 6.7/10, Perfect Number has drawn a solid, mixed-to-positive response.

Where to watch. Streaming options change often. See the full, country-by-country breakdown on our where to watch Perfect Number page.

If you liked it. Fans of Perfect Number tend to enjoy The Dark Knight, Pulp Fiction, Parasite and Fight Club.

Frequently asked

Where can I watch Perfect Number (2012)?
Streaming, rental and purchase options for Perfect Number change frequently. Check our where-to-watch page for the latest availability in your country.
Is Perfect Number worth watching?
Perfect Number holds an audience score of 6.7 out of 10, and is a strong pick if you enjoy thriller, drama and mystery. Reactions are mixed, so it may depend on taste.
Who stars in Perfect Number?
Perfect Number stars Ryoo Seung-bum, Lee Yo-won, Kim Yoon-sung, Kim Bo-ra and Kim Ah-ron.
When was Perfect Number released?
Perfect Number was released in 2012, with a runtime of about 110 minutes.