Jackie Chan as Thongs

Louis Koo as Octopus

Michael Hui Koon-Man as Landlord

Teresa Carpio as Landlady

Yuen Biao as Steve Mok

Gao Yuanyuan as Melody

Charlene Choi Chuek-Yin as Yan

Terence Yin Chi-Wai as Max

Conroy Chan Chi-Chung as McDaddy

Andrew Lin Hoi as Calvin

Ken Wong as Debt Collector

Ken Lo Wai-Kwong as Baldie

Hiro Hayama as "Tokyo" Joe

Cherrie Ying Choi-Yi as Mani

Candice Yu On-On as Mrs. Li

Chen Baoguo as Godfather

Matthew Medvedev as "Baby" Matthew Li

Ku Feng as Thong's Dad

Wong Yuk-Man as Uncle

Joe Cheung Tung-Cho as Priest

Benz Hui Siu-Hung as Prison Chief

Bonnie Wong Man-Wai as Supermarket Cashier

Gordon Lam Ka-Tung as Paramedic

Jason Tobin as Debt Collector

Asuka Higuchi as Girl on Motorcycle

Tony Ho as Thong's Brother-in-law

Don Li as Thong's Brother-in-law

Mandy Chiang Nga-Man as Thong's Sister

Gill Mohindepaul Singh as Hairy

David Lee Ka-Yan as Doctor Lee

Nicky Li Chung-Chi as Hospital Security

Wong Chi-Wang as Hospital Security

Heaven Ho as Hospital Security

Tsui Kin-Wah as Hospital Security

Nicholas Tse Ting-Fung as Nicholas

Daniel Wu as Daniel

Wong Pak-To as Gambling Patient

Leo Lo Hoi-Ying as Patient's Family

Vincent Chi Mo-Chun as Li's Bodyguard

Eddie Che Wai-Yin as Li's Bodyguard

Chung Ka-Lung as Li's Bodyguard

Christian Kila as Li's Bodyguard

Jonathan Lee Yat-Sing as Young Max

Choy Tak-Kwan as Car Salesman

Lisa S. as Emily

Paco Yick Tin-Hung as McDaddy's Henchman

Huang Kaisen as McDaddy's Henchman

Johnny Cheung Wa as McDaddy's Henchman

Luk Man-Wai as Octopus's Bodyguard

Victy Wong Yin-Keung as Octopus's Bodyguard

Winnie Leung Man-Yee as Thong's Sister

Terence Tsui Chi-Hung as Brother Hung

Ram Ling Chi-Man as Towing Mechanic

Wong Man-Kin as Baldie's Driver

Mike Moh as

Wu Gang as White Tiger

Chan Tat-Kwong as Henchman

Ion Alexander Dam as New-born Matthew

Chan Ho Ting as New-born Matthew

Mayu Yahagi as Girl at the Window

Sumiko Chan as Girl's Mom

Jan Paul Smith as Spooky

Gladys Fung Hiu-Si as Thong's Sister

Leung Chiu-Yi as Thong's Niece

Leung Miu-Yi as Thong's Niece

Lau Fu-Ting as Thong's Nephew

Hui Sze-Man as Neighbour

To Yuk-Kwai as Police Constable

Tai Yiu-Fai as Police Constable

Luk Chi-Ming as Police Constable

Chen Kwok-Shing as Police Constable

Tong Chi-Kit as Police Constable

Lee Wah-Chu as Police Constable

Chow Chi-Keung as Police Constable

Lee Wai-Chee as Police Constable

Chan Ka-Man as Police Constable

Lun Pui-Kei as News Reader

Sarika Choy as Prenatal Coach

Kwan Ling as Mother at Class

Fanny Wong as Mother at Class

Joey Chan as Mother at Class

Fu Kim-Hung as Yan's Friend

Jacky Low as Kid with Bicycle

Che Jan-Bong as Lawyer

Chau Ka-Sing as Sushi Bar Manager

Jason Yip Wan-Keung as Lab Technician

Chui Hiu-Fung as Lab Technician

He Jun as Green Dragon

Jack Wong as Henchman

Park Hyun-Jin as Henchman

Go Shut-Fung as Henchman

Accord Cheung Kwok-Wai as Detective Constable

Vernon Fong as Hospital Security

Au Hin-Wai as

Lam Kwok-Kit as

Lee Shun-Him as Police Constable

Rocky Lai Keung-Ken as

Eddy Law Tin-Chi as

So Wai-Nam as

Chin Yiu-Wing as

Choi Ming-Wah as Paramedic