Big Brother

Donnie Yen

Henry Chen Xia

陳喬恩

Miss Liang

Lok Ming-Kit

Jack Li

喻亢

Kane Luo

湯君慈

Bruce Guan

Chris Kwan-Yiu Tong

Chris Guan

李靖筠

Gladys Wang

Gordon Chiu-Kin Lau

Gordon Xiang

林嘉華

Patrick Lin

張堅庭

Chief Huang

胡楓

Fang Shu Ren

駱應鈞

Guan's Father

袁偉豪

Ben Sir

Brahim Achabbakhe

Assistant Boxer Trainer

Jess Liaudin

David Jones

Lockhart Ogilvie

Locki MMA Fighter

樓南光

Gladys' Father

李楓

Jack's Grandmother