

On the Edge
After working as an undercover in a triad for 8 years, Sheng finally arrests the triad leader and resumes his duties as a police officer. However, life does not return to normal as he is faced with suspicions colleagues and even trailed by the investigations team. One day, he meets some triad members whom he has earlier befriended as an undercover agent and is forced into a corner when asked to collaborate with them once again.
Where to watch On the Edge in United States
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Click a service to open On the Edge there. Availability last verified on June 20, 2026.
About On the Edge
On the Edge is a 2006 cn-language drama, action and thriller film directed by Herman Yau. The cast is led by Nick Cheung Ka-Fai, Francis Ng Chun-Yu, Anthony Wong Chau-Sang. It has a runtime of 1h 28m.
On the Edge was produced by 寰宇娱乐有限公司 and Local Production and made in Hong Kong. It was released on August 31, 2006.
- Director
- Herman Yau
- Writers
- Herman Yau, Jacky Wong Oi-Sang, Yin-Yee Tin
- Release date
- August 31, 2006
- Original language
- cn
- Status
- Released
- Country
- Hong Kong
- Production
- 寰宇娱乐有限公司, Local Production
On the Edge cast & crew
On the Edge was directed by Herman Yau and written by Herman Yau, Jacky Wong Oi-Sang, and Yin-Yee Tin.
The cast features Nick Cheung Ka-Fai as Harry Sin, Francis Ng Chun-Yu as Don Dark, Anthony Wong Chau-Sang as Lung, Rain Lee Choi-Wah as Cat, Derek Tsang Kwok-Cheung as Mini B, and Calvin Poon Yuen-Leung as Jimmy.
Behind the camera, the score was composed by Brother Hung, cinematography is by Puccini Yu Kwok-Ping, and it was produced by Ng Kin-Hung and Alvin Lam.
Is On the Edge worth watching?
At 1h 28m, it's an easy, time-light watch.
If you enjoy drama, action, and thriller, On the Edge is worth a place on your watchlist.
How and where to watch On the Edge
On the Edge isn't currently available on major streaming services in United States. We track availability continuously — add it to your watchlist and we'll keep an eye out.
Streaming rights change country by country and month by month, so the options above reflect United States today — switch your country at the top of the where-to-watch section to see availability elsewhere.
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Cast of On the Edge

Nick Cheung Ka-Fai
Harry Sin

Francis Ng Chun-Yu
Don Dark

Anthony Wong Chau-Sang
Lung

Rain Lee Choi-Wah
Cat

Derek Tsang Kwok-Cheung
Mini B

Calvin Poon Yuen-Leung
Jimmy

Lester Chan Chit-Man
Mr. Cheung (as Lester Chan)

Chik King-Man
Amy

Pauline Yam Bo-Lam
Madam Ho

Raymond Tsang Chau-Ming
Sam
Ming-Sing Wong
Dave
Y.Y. Lam
Kitty, Dave's Girlfriend
On the Edge — FAQs
▸Where can I watch On the Edge in United States?
On the Edge is not currently available on major streaming services in United States. Availability changes often — check back soon.
▸What language is On the Edge in?
On the Edge is originally in cn. Subtitle and dub options vary by streaming service.
▸How long is On the Edge?
On the Edge runs 1 hours 28 minutes (88 minutes).











