Title

Year

Director

Occupant, The

1984

Ronny Yu

Odd One Dies, The

1997

Patrick Yau

Off Track

1991

Cha Chuen Yee

Oily Maniac

1976

Ho Meng-Hwa

Okinawa: Rendez-vous

2000

Gordon Chan

On His Majesty's Secret Service

2009

Wong Jing

On the Beat

1995

Ning Ying

On the Edge

2006

Herman Yau

On the Run

1988

Alfred Cheung

Once a Gangster

2010

Felix Chong

Once a Thief

1990

John Woo

Once a Thief
(TV version)

1997

John Woo

Once Upon a Time in China

1991

Tsui Hark

Once Upon a Time in China II

1992

Tsui Hark

Once Upon a Time in China III

1993

Tsui Hark

Once Upon a Time in China IV

1994

Yuen Bun

Once Upon a Time in China V

1994

Tsui Hark

Once Upon a Time in China and America

1997

Sammo Hung

Once Upon a Time in Triad Society

1996

Cha Chuen Yee

One, The

2001

James Wong

One Armed Swordsman

1967

Chang Cheh

One Nite in Mongkok

2004

Derek Yee

Ong Bak

2003

Prachya Pinkaew

Ong Bak 2

2008

Tony Jaa/Prachya Pinkaew

Ong Bak 3

2010

Tony Jaa/Panna Rittikrai

Operation Billionaires

1998

Andy Ng

Operation: Endgame

2010

Fouad Mikati

Operation Pink Squad

1988

Jeff Lau

Operation Scorpio

1992

David Lai

Option Zero

1997

Dante Lam

Organized Crime & Triad Bureau

1993

Kirk Wong

Osaka Wrestling Restaurant

2004

Law Wai Tak

Other Kind of Death Penalty, The

1989

Cheung Hing Ling

Out of Reach

2004

Leung Po-Chi

Outrage

2010

Takeshi Kitano

Outside the Law

2001

Jorge Montesi

Overheard

2009

Alan Mak/Felix Chong