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