Rule Number One poster
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Rule Number One

6.020081h 33mMovieActionHorror

Rookie Sergeant Lee is injured in a shoot-out and is assigned to the dubious-sounding Miscellaneous Affairs Department (MAD). There, he is paired up with Inspector Wong, a jaded and alcoholic veteran who explains that MAD’s role is to…

DirectorKelvin Tong
WriterKelvin Tong

Where to watch

Not available in United States
Streaming in 2 other countries

Rule Number One isn't on any streaming service in United States right now, but it's available in Hong Kong SAR China, South Korea. Streaming rights are licensed per country.

Cast · Directed by Kelvin Tong

YMYue Man-lok
Yue Man-lok
Lee
EYEkin Cheng Yee-Kin
Ekin Cheng Yee-Kin
Wong
SYStephanie Che Yuen-Yuen
Stephanie Che Yuen-Yuen
Esther
FXFiona Xie
Fiona Xie
May
RWRenee Lee Wan
Renee Lee Wan
Siu-man
BL
Bill Liu
Telephone
GYGloria Wong Yung
Gloria Wong Yung
Woman on Bus
TH
Tsui Hing-Wah
Man on Bus
BFBen Yuen Foo-Wah
Ben Yuen Foo-Wah
Chan Fook-Lai
LT
Leung Tse-Yan
Girl in Car Trunk
NS
Ng Siu-Kong
DCP Lau
AKAlex To Kong
Alex To Kong
Harold

More from Yue Man-lok · Lead actor

Infernal Affairs
Infernal Affairs
2002 · 7.8
Cold Hunt
Cold Hunt
2026 · 8.0
Legend of the Fist: The Return of Chen Zhen
Legend of the Fist: The Return of Chen Zhen
2010 · 6.8
Infernal Affairs II
Infernal Affairs II
2003 · 7.3
Initial D
Initial D
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Dragon Tiger Gate
Dragon Tiger Gate
2006 · 6.7
The Great Adventurer Wesley
The Great Adventurer Wesley
2018 · 8.0
Infernal Affairs III
Infernal Affairs III
2003 · 7.0
My love to tell you
My love to tell you
2016
Immortal Demon Slayer
Immortal Demon Slayer
2017 · 7.6
See all fromYue Man-lok

More from Ekin Cheng Yee-Kin · Co-star actor

The Duke of Mount Deer
The Duke of Mount Deer
2000 · 5.6
The Storm Riders
The Storm Riders
1998 · 6.5
The New Adventures of Chor Lau Heung
The New Adventures of Chor Lau Heung
2001 · 9.0
Huo Yuanjia
Huo Yuanjia
2007
Genghis Khan
Genghis Khan
1987
The Condor Heroes Return
The Condor Heroes Return
1994 · 6.0
Be My Guest
Be My Guest
1991
Million-Follower Detective
Million-Follower Detective
2026 · 7.8
Rage and Passion
Rage and Passion
1992
The Zone
The Zone
2005 · 8.0
See all fromEkin Cheng Yee-Kin

More from Kelvin Tong · Director

Eating Air
Eating Air
1999 · 7.2
The Maid
The Maid
2005 · 5.6
Men in White
Men in White
2007 · 2.7
The Offering
The Offering
2016 · 5.3
Confinement
Confinement
2023
Republic of Food
Republic of Food
2018
It's a Great, Great World!
It's a Great, Great World!
2011 · 6.4
Beijing, Mumbai, Tampines
Beijing, Mumbai, Tampines
2017
1942
1942
2005 · 4.2
A Frame In Time
A Frame In Time
2020
See all fromKelvin Tong

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Rigor Mortis
2013 · 6.1
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Encounters of the Spooky Kind
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Wicked City
1992 · 5.8
The Twins Effect
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Mr. Vampire III
Mr. Vampire III
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Rule Number One — streaming FAQ

Which OTT platform streams Rule Number One?

Rule Number One isn't on any streaming service in United States yet, but it's available in Hong Kong SAR China and South Korea. Streaming rights differ by country — switch your country in the header to see where.

Is Rule Number One on Netflix?

No, Rule Number One is not on Netflix in United States as of September 2026.

Is Rule Number One on Amazon Prime Video?

No, Rule Number One isn't on Amazon Prime Video in United States right now.

Where can I watch Rule Number One for free?

Rule Number One isn't streaming in United States yet, so there's no way to watch it free at the moment.