Infernal Affairs
無間道
“Loyalty. Honor. Betrayal.”
Synopsis
Chan Wing Yan, a young police officer, has been sent undercover as a mole in the local mafia. Lau Kin Ming, a young mafia member, infiltrates the police force. Years later, their older counterparts, Chen Wing Yan and Inspector Lau Kin Ming, respectively, race against time to expose the mole within their midst.
Part of the Infernal Affairs Collection
Stream the entire interconnected saga and experience every installment in chronological storyline order.
Trailers, Teasers & Extra Featurettes
Official promotional previews, behind-the-scenes footage, and exclusive clips.
Infernal Affairs (2002) Original Trailer [4K]
Type: Trailer • Published 2023-08-19
Top Cast
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Andy Lau
Senior Inspector Lau Kin-ming
Tony Leung Chiu-wai
Chan Wing-yan
Anthony Wong Chau-Sang
Superintendent Wong Chi-shing
Eric Tsang Chi-Wai
Hon Sam
Kelly Chen Hui-Lin
Dr. Lee Sum-yee
Sammi Cheng Sau-Man
Mary
Elva Hsiao
May
Chapman To Man-Chat
Tsui Wai-keung
Gordon Lam Ka-Tung
Inspector B
Yue Man-lok
Young Chan Wing-yan
Edison Chen
Young Lau Kin-ming
Berg Ng Ting-Yip
Senior Inspector Cheung
Wan Chi-Keung
Officer Leung
Dion Lam
Del Piero
Tony Ho
Suspect
Courtney Wu
Stereo Shop Owner
Hui Kam Fung
Cadet School Principal Yip
Chaucharew Wichai
Sunny, Thai Drug Dealer
Release History & Theatrical Window
Hamburg Fantasy Filmfest
Festival / Special Debut
September 24, 2004
Wide Cinema Exhibition
February 11, 2014
Physical Home Media
Financials & Box Office Performance
Production Budget
$6.4M
Filming & production cost
Worldwide Gross
$8.8M
Total global ticket sales
Box Office Return
1.38x
+$2.4M net gain
Theatrical Status
Budget Return
Box office tier
Key Information & Fast Facts
- Director
- Alan Mak Siu-Fai, Andrew Lau Wai-Keung
- Screenplay & Story
- Felix Chong Man-Keung, Alan Mak Siu-Fai
- Original Score
- Comfort Chan
- Original Title
- 無間道
- Country of Origin
- Hong Kong
- Spoken Languages
- Cantonese, Mandarin, Thai
- Runtime
- 1h 41m
- Production Budget
- $6.4M
- Worldwide Gross
- $8.8M
- Production Studios
- Media Asia Films, Basic Pictures
Creative Leadership & Key Crew
Alan Mak Siu-Fai, Andrew Lau Wai-Keung
Felix Chong Man-Keung, Alan Mak Siu-Fai
Comfort Chan
Lai Yiu-Fai, Andrew Lau Wai-Keung
Danny Pang, Curran Pang
Andrew Lau Wai-Keung, Ronald Wong, Shi Nansun
Department Leadership Roster
Alan Mak Siu-Fai
Director
Felix Chong Man-Keung
Screenplay
Andrew Lau Wai-Keung
Director
Andrew Lau Wai-Keung
Producer
Alan Mak Siu-Fai
Screenplay
Lai Yiu-Fai
Director of Photography
Danny Pang
Editor
Andrew Lau Wai-Keung
Director of Photography
Curran Pang
Editor
Lee Pik-Kwan
Costume Design
Victor Wong Wang-Tat
Visual Effects Supervisor
Eddy Wong Wang-Hin
Visual Effects Supervisor
Dion Lam
Stunt Coordinator
Comfort Chan
Original Music Composer
Ronald Wong
Producer
Age Classification & Content Advisories
Official viewer rating standards and content warnings across international classification boards.
R: Restricted — Under 17 requires accompanying parent or adult guardian.
International Certification Matrix
Mature — Recommended for viewers 15 and older.
FSK 12 — Restricted to viewers aged 12 and older.
Suitable only for 15 years and over.
Restricted — Under 17 requires accompanying parent or adult guardian.
Production Stills & Gallery
Official cinematic photography and background stills for Infernal Affairs.
Featured In Curated Collections
Editorial lists, community rankings, and cinematic collections featuring Infernal Affairs.
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Frequently Asked Questions About Infernal Affairs
Quick factual answers about cast, synopsis, director, box office, and release information.
What is Infernal Affairs about?
Chan Wing Yan, a young police officer, has been sent undercover as a mole in the local mafia. Lau Kin Ming, a young mafia member, infiltrates the police force. Years later, their older counterparts, Chen Wing Yan and Inspector Lau Kin Ming, respectively, race against time to expose the mole within their midst.
Who directed Infernal Affairs?
Infernal Affairs was directed by Alan Mak Siu-Fai, Andrew Lau Wai-Keung.
Who stars in Infernal Affairs?
The principal cast of Infernal Affairs includes Andy Lau, Tony Leung Chiu-wai, Anthony Wong Chau-Sang, Eric Tsang Chi-Wai, Kelly Chen Hui-Lin.
When was Infernal Affairs released and how long is it?
Infernal Affairs was released in 2002 with a total runtime of 1h 41m.
What was the box office and production budget of Infernal Affairs?
Infernal Affairs had a reported production budget of $6.4M and grossed $8.8M at the worldwide box office (1.38 return on budget, classified as a budget recovered).
Who composed the musical score for Infernal Affairs?
The original motion picture soundtrack for Infernal Affairs was composed by Comfort Chan.
What is the age rating and content advisory for Infernal Affairs?
Infernal Affairs holds official age classifications: AU: M (Mature — Recommended for viewers 15 and older.); DE: 12 (FSK 12 — Restricted to viewers aged 12 and older.); FR: TP; GB: 15 (Suitable only for 15 years and over.); US: R (Restricted — Under 17 requires accompanying parent or adult guardian.).