Louis Koo

as William Luk

Kevin Cheng Ka-Wing

as Ching Tak-Wing

Raymond Lam Fung

as Tso Yuen-Yuen

Gordon Lam Ka-Tung

as Wong Man-Ban

Chrissie Chau Sau-Na

as Natalie Liu

Louis Cheung

as Wong Lam-Luk

Julian Cheung Chi-Lam

as Lau Po-Keung

Patrick Tam Yiu-Man

as Sum Kwok-Keung

Dada Chan Ching

as Donut

BabyJohn Choi Hon-Yik

as Cel

Liu Kai-Chi

as Yiu Kwan-Ho

Wilson Ai Wai

as Chin Kwok-Fung

Lo Hoi-Pang

as Liu Mok-Chi

Xia Yan

as Tammy

Stefan Wong Cheung-Hing

as Tony

Deon Cheung Chung-Chi

as Wong Hoi-Leung

Justin Cheung Kin-Sing

as Nadal

Adam Pak Tin-Nam

as Wong Ka-On

Ding Haifeng

as Hong Liang

Monna Liu

as Ding Rou

Kevin Chu Kam-Yin

as Chek Lap-Kwok

Kumer So Wai-Chuen

as Sai

Shek Sau

as Commissioner of correctional services

Mannor Chan Man-Na

as Cao Bai

Eddie Kwan Lai-Kit

as ICAC director of investigation

Singh Hartihan Bitto

as Yiu Kwan-Ho's Man

Lo Meng

MJ Chan

as ICAC

Ken Law Ho-Ming

Lam Kwok-Kit

Mac Ng

as Shark Skin

Lin Xiang

as ICAC Officer

So Wai-Nam

Lui Siu-Ming

Inderjeet Singh

as Yiu Kwan-Ho's Man

Mau Man-Yeung

as Hot Pot Restaurant Waiter