Big Brother

Donnie Yen

as

Henry Chen Xia...

Joe Chen

as

Miss Liang

Lok Ming-Kit

as

Jack Li

Yu Kang

as

Kane Luo

Bruce Tong Kwa...

as

Bruce Guan

Chris Kwan-Yiu...

as

Chris Guan

Gladys Li

as

Gladys Wang

Gordon Chiu-Ki...

as

Gordon Xiang

Dominic Lam Ka...

as

Patrick Lin

Woo Fung

as

Fang Shu Ren

Brahim Achabba...

as

Assistant Boxe...

Alfred Cheung ...

as

Chief Huang

Craig Miller

as

Shower Fighter

Jess Liaudin

as

David Jones

Lockhart Ogilv...

as

Locki MMA Figh...

Felix Lok Ying...

as

Guan's Father

Benjamin Au-Ye...

as

Ben Sir

Billy Lau Nam-...

as

Gladys' Father

Teresa Lee Fung

as

Jack's Grandmo...

Koo Tin-Lung

as

Boss Zhang

Mike Leeder

as

Big Mike MMA M...

Luo Mingjie

Yun Qianqian

as

Jenn Zhou

Jai Day

as

Henry's Step F...

Tom Caserto

as

Assistant Boxe...

Isabella Chan

German Cheung ...

Kochun Tse

as

Jake Huang

Jackie Tai Miu...

as

6B Student