Kent Cheng Jak-Si
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Kent Cheng Jak-Si (Chinese: 鄭則士, born 22 May 1951) is a Hong Kong film and television actor. He is a two time recipient of the best actor award at the Hong Kong Film Awards.
Known for
Credits
The Prosecutor (2024)
as Bao Ding
Once Upon a Time in China (1991)
as Porky Wing
Flash Point (2007)
as Wong
Cold War 1994 (2026)
as F.L. Kwok
Crime Story (1993)
as Detective Hung Ting-Bong
Dr. Lamb (1992)
as Fat Bing
The Bodyguard from Beijing (1994)
as Charlie Leung
Ip Man 4: The Finale (2019)
as Bob
Ip Man 3 (2015)
as Detective Po
Legend of the Brothers (1991)
as Hoi
Chasing the Dragon (2017)
as Piggy
Sex and Zen (1991)
as Tin Chan
To Be Number One (1991)
as Fat Kwan
Once Upon a Time in China V (1994)
as Porky Wing
Crisis Negotiators (2024)
as Lam Ka Cheung
The Dragon Family (1988)
as Uncle Po
Lucky Stars Go Places (1986)
as Fat Cat
The White Storm 2: Drug Lords (2019)
as Yu Nam
Sentenced to Hang (1989)
as Ma Yee-Charn
Those Were the Days... (1995)
as Wah's Father
I Did It My Way (2023)
as Uncle Cat
All U Need Is Love (2021)
as Wong Tai Ho's father
Cesium Fallout (2024)
as Secretary for Security
The Emperor and His Brother (1981)
as No. 8, Yang Seng Hip
Chasing the Dragon (2023)
as Fat Bob
Run and Kill (1993)
as Cheung
Diary of a Big Man (1988)
as Inspector Cheng
Mermaid Got Married (1994)
as Principal
The Trail (1983)
as Captain
The Spooky Family (1990)
Actor
Ancient Chinese Whorehouse (1994)
as Kong
Return of the Lucky Stars (1989)
as Sgt Cheng
Casino (1998)
as Inspector To
The Kung Fu Scholar (1994)
as Fat Cat
Lord Of East China Sea (1993)
as Huang Quanrong
A Hearty Response (1986)
as Policeman outside bank
A Roof with a View (1993)
as Fat Ho
Spiritual Trinity (1991)
as Tien Kuei
The Beasts (1980)
as Moe
Guilt by Design (2019)
as Liang Sir
The Stunt Woman (1996)
as Blackjack
A Gilded Game (2025)
as Mike
Once Upon a Time in Hong Kong (2021)
as Pudgy
Heaven Can't Wait (1995)
as Tsui Dai Bo
Man of the Times (1993)
as 刘福
Return of the Cuckoo (2015)
as Chan Man San
The Imp (1981)
as Fatty
Run Papa Run (2008)
as Uncle Lone - Elder #2
Little Cop (1989)
as Yi's Butler
The Fortune Code (1990)
as Chocolate
Lord Of East China Sea II (1993)
as Huang Quanrong
Heroes Two (1974)
as Manchu Thug (uncredited)
The Big Rescue (2018)
as 肥猫
Powerful Four (1992)
as Ho Sum
Good-for-Nothing Heros (2012)
Actor
Triad 2 (2023)
as Mr. Wong
Vampire Buster (1989)
as Cheung Sap Yat
The Gods Must Be Funny in China (1994)
as Fatty
Mr. Sunshine (1989)
as Mai-Bao
The Leakers (2018)
as Teo Jit Sin
You're My Destiny (1987)
as Policeman
Walk on Fire (1988)
as Tang
Lucky Encounter (1992)
as Fatty
Heartbeat 100 (1987)
as Sergeant Chu
The Prince of Temple Street (1992)
as Cheng [cameo]
Hong Kong Graffiti (1995)
as Mr Seven
Carry On Hotel (1988)
as Mr. Lau
Wonder Seven (1994)
as Nanny
Hero of Hong Kong 1949 (1994)
as Master Fok
Sleepwalker (2011)
as Eric's brother
Bloody Brothers (1994)
as Yao Tai Chuan
The Saviour (1980)
as Nineteen
Read Lips (1980)
as Inspector
He Lives by Night (1982)
as Dragon
S.D.U. - Mission in Mission (1994)
as Officer Chin
The Trier of Fact (—)
Actor
Vendetta (1993)
as Ming
The Informer (1980)
as Detective Chang Bann
The Log (1996)
as Officer Gump
Ghost Legend (1990)
as Chu Yi
Who Is Undercover (2014)
as Yu Dachuan
Mr. Smart (1989)
as Smart
The Perfect Match (1982)
as Captain Hsu Tang Tao
The Sensational Pair (1983)
as Ko Kwai
The Flying Mr. B (1985)
as Zhu Yugan
Extras for Chasing The Dragon (2025)
Actor
Easy Money (1987)
as Inspector Ken
Oh, My Cops! (1983)
as Sgt Porky
The Good, The Bad & The Beauty (1987)
as Fatty
Vampire's Breakfast (1987)
as Liao Chi-Piao / Fat Piao
The Beloved Son of God (1988)
as Fat Cat
The Twilight of the Forbidden City (1992)
as General Cheung
Lethal Contact (1992)
as Penguin
Lifeline Express (1984)
as Fatso Ng
Wong Fei Hung Series : The Eight Assassins (1995)
as Porky Wing
Men from the Monastery (1974)
as Extra (uncredited)
Torrid Wave (1982)
Actor
Kidnap of Wong Chak Fai (1993)
as Officier Chung Wai Ching
Every Man for Himself (1980)
Actor
Ip Man 2 (2010)
as Fatso
Chasing the Dragon (2020)
Actor
The Club (1981)
as Kun
Cop Busters (1985)
Actor
玩命试爱 (2017)
Actor
The Money Trip (1979)
Actor
TAXI 810 (1994)
as 何順
Beloved Daddy (1984)
Actor
The Most Wanted (1994)
as Supt Cheng Ming Fen
Beginner's Luck (1994)
as Chow Sing Chi
Run, Don't Walk (1989)
as Sgt Leung
Daughter & Father (1981)
as Detective Cheng
Happy Go Lucky (2003)
as Fat Cat
The Sweet and Sour Cops Part II (1982)
Actor
Funny Boys (1982)
as Zhang Bao
Out of Control (2008)
as Zhang Heng
Let's Go Slam Dunk (1994)
as Tin Yuen
A Bride's Nightmare (1981)
Actor
Fun and Fury (1992)
as Ma
The Daring Kung Fu Refugee (1984)
Actor
The Dragon, The Odds (1979)
Actor
A Grand Statement (1981)
as Policeman
The Comedy (1984)
as Fatso
The Utmost Greatness (1979)
Actor
United We Stand (1986)
as Canteen boss
Bomb Lover (1995)
as Inspector Seito
Wrong Wedding Trail (1984)
as Shing Tai Shi
Our Darling Coach (1980)
Actor
Murderer Pursues (1981)
as Uncle Su
What a Wonderful World (1996)
as Doctor
Why Me? (1985)
as Fat Cat
The Daring Age (1981)
as Male parent
The Best Hustler Wins (1979)
as Magistrate
兩個半爸爸 (—)
Actor
Give Me Back (1983)
as Q
Mobfix Patrol (1981)
as Fatso
Don't Jump Money Left (2012)
Actor
Wong Fei Hung Series : The Suspicious Temple (1996)
as Porky Wing
The Sweet and Sour Cops (1981)
Actor
Soul Ash (1981)
Actor
The Turning Point (1983)
Actor
TAXI 810 II (1996)
as 何順
The Accident (1983)
as Fatty Cheng
My Heart Will Go On (2001)
as Li Tee
Sergeant Talkie (1991)
as Ken
Disco Bumpkins (1980)
as Director
Modern Detective (1985)
as Cheng
Family Day (1990)
as Fatty Chow Fok Si
Wong Fei Hung Series : The Headless General (1996)
as Butcher Wing
Body Puzzle (2001)
as Chiu Chi Shing
Mission to Kill (1983)
Actor
Mad Stylist (1997)
Actor
Dumbly Agent (2002)
as Uncle Ying
The Man from Vietnam (1982)
Actor
TAXI 810 III (1999)
as 何順
Wong Fei Hung Series : The Ideal Century (1996)
Actor
The End of the Stumer (2003)
as Captain Wong Nam
Struggle for Leader (1983)
Actor
生死依托 (2012)
Actor