Perfect Number
용의자X
“To him the only unsolvable equation was love.”
We checked 8 streaming services in India on 06 Jun 2026 at 01:28 IST
About
A brilliant math teacher formulates the perfect cover-up after his neighbor murders her abusive ex-husband.
Cast
Ryoo Seung-bum
as Suk-go
Lee Yo-won
as Hwa-sun
Cho Jin-woong
as Detective Min-bum
Kim Yoon-sung
as Sang-joon
Kim Bo-ra
as Yoon-ah
Lee Seok-jun
as Nam Tae-woo
Lim Sung-min
as Jung-sook
Kwak Min-ho
as Chul-min
Kwon Hae-hyo
as Team Leader
Nam Moon-chul
as Director
Kim Ah-ron
as Girl
Kim Joo-ryoung
as Madame
Park Hyoung-soo
as Investigator 1
Nam Yeon-woo
as Investigator 2
Lee Kyoo-hyung
as Suk-go (Teen)
Dong Bang-woo
as Innkeeper
Song Young-chang
as Lie detector investigator
Choi Young-woo
as Forensic team member #1
Where does Perfect Number rank today?
Perfect Number is #9377 on the CineFlixo Daily Streaming Charts today.
- Highest: #9377
- Top 10: 0 days
- Top 100: 0 days
Watch Perfect Number Online Free in HD
Stream Perfect Number online free in HD on CineFlixo. A popular thriller and mystery movie originally produced in Coreano and released in 2012, it's earned a solid 6.6/10 from 74 viewers worldwide.
About Perfect Number
“To him the only unsolvable equation was love.”
A brilliant math teacher formulates the perfect cover-up after his neighbor murders her abusive ex-husband. Running 120 minutes.
Perfect Number Cast and Characters
The cast features Ryoo Seung-bum (as Suk-go), Lee Yo-won (as Hwa-sun), Cho Jin-woong (as Detective Min-bum), Kim Yoon-sung (as Sang-joon), and Kim Bo-ra (as Yoon-ah). Their performances are a major reason Perfect Number has built such a passionate audience.
Where to Watch Perfect Number Online
On CineFlixo you can watch Perfect Number free — no account, no credit card, no ads in the middle of the show. We stream the full film in 720p / 1080p HD, with subtitles when available, on any device: phone, tablet, laptop, or smart TV browser.
▶ Watch Perfect Number NowWhy People Are Watching Perfect Number
Perfect Number flies under the radar but it deserves your attention. What makes it work is tight pacing that earns its twists. If you enjoy Coreano storytelling that doesn't follow the same tired beats, this is the kind of film you'll end up recommending to friends.
Frequently Asked Questions about Perfect Number
Where can I watch Perfect Number online for free?
You can watch Perfect Number online free on CineFlixo. Just open the page and hit play — no signup, no subscription, full HD streaming on phone, tablet, or desktop.
How long is Perfect Number?
Perfect Number runs for 120 minutes (about 2 hours).
Is Perfect Number good? What's the rating?
Perfect Number holds a 6.6/10 rating based on 74 reviews — a solid pick if the genre interests you.
Who is in the cast of Perfect Number?
The main cast includes Ryoo Seung-bum, Lee Yo-won, Cho Jin-woong, and Kim Yoon-sung, plus a strong supporting ensemble.
Is Perfect Number available in Coreano?
Yes — Perfect Number was originally produced in Coreano and that's the version you'll stream here on CineFlixo. English subtitles are provided when available.
When was Perfect Number released?
Perfect Number was released in 2012.
Do I need an account to watch Perfect Number on CineFlixo?
No. CineFlixo is free and you can watch Perfect Number without creating an account. Sign-up is optional — only useful if you want a personal Watchlist or to comment on episodes.
Similar Movies You Might Like
If you enjoyed Perfect Number, check out Nemesis, Seven Lucky Gods, The Lost World, Pacific Heights, and Ivanna 2.
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Frequently Asked Questions
Common questions about Perfect Number
Where can I watch Perfect Number for free?
You can watch Perfect Number (2012) online for free on CineFlixo. Just click "Watch Free" on this page to start streaming instantly — no account, subscription, or downloads required.
What is Perfect Number about?
Perfect Number is a Thriller/Mystery film. A brilliant math teacher formulates the perfect cover-up after his neighbor murders her abusive ex-husband.
When was Perfect Number released?
Perfect Number was released on October 18, 2012. It has a runtime of 2h 0m. The film was produced by K&Entertainment.
Who stars in Perfect Number?
Perfect Number stars Ryoo Seung-bum, Lee Yo-won, Cho Jin-woong and Kim Yoon-sung. The full cast list is available in the Cast section above.
Is Perfect Number available in HD?
Yes, Perfect Number is available to stream in high definition (HD) on CineFlixo. Our players automatically deliver the best quality your connection supports — no extra setup needed.