Nightfall

Inspector Lam investigates the brutal murder of Tsui, a famous musician. Wong, the designated suspect, just spent 20 years in jail for the murder of Tsui's daughter but has always claimed his innocence.

Simon Yam

Inspector George Lam Ching-chung

Nick Cheung

Wong Yuen-yeung

Kay Tse

Ying Au-yeung

Janice Man

Zoe Tsui

Michael Wong

Han Tsui

Candice Yu

Mrs. Tsui

Shawn Dou

young Wong Yuen-yeung

Gordon Liu Chia-hui

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

Cherry Ngan

George's daughter

Cyrus Chow

Eugene's younger brother

Yumiko Cheng

George's late wife

Hinson Chou

Detective Keung