Nightfall

Nick Cheung Ka-Fai

Wong Yuen-yeung

Simon Yam

Inspector George Lam Ching-chung

Kay Tse On-Kei

Ying Au-yeung

Janice Man Wing-San

Zoe Tsui

Michael Wong

Han Tsui

Candice Yu On-On

Mrs. Tsui

Shawn Dou Xiao

young Wong Yuen-yeung

Gordon Liu

Retired CID officer

Wong Ka-Lok

Young George Lam

Jun Kung

Former acquaintance of Eugene

Tian Zhuangzhuang

Former prison guard

Cheung Kwok-Keung

CID

Felix Lok Ying-Kwan

Chief Yu

Ken Hung

Zoe's classmate