Suspect

Nick Cheung Ka-Fai

Kwok Man Bun / Zero / Kwok Man Shing

Zhang Yishang

May Chou

Patrick Tam

Wong Sir

Niki Chow Lai-Kei

Lee Wai Lam

Liang Yongqi

Kevin

Sammy Hung Tin-Chiu

Ma Tong Tat

Michael Tong Man-Lung

James

Jiang Shan

Lau Chi Wai

Bao Wenjing

Chor Hei

Du Juan

Director of the Orphanage

Wang Zun

Peter

Lam King-Kong

Lawyer

Li Zhaocai

Collin

Wang Xin

Wang Zhe

Lu Yao

Paw Yu Ming

Andy Lee Do-Yue

May's Father

Qiao Hua

Siu Wan

Wang Siqin

May Chou's Mother

Ying Xue

Nurse Chan

Wang Qianru

Undead Nurse

Lu Jun

Kwok's Father

Wang Yuan

Kwok's Mother

Liang Jiawei

Police Team A

Tetiana

Police Team A

Dima

Police Team A

Zhou Ming

Police Team A

Wang Ziqiu

Police Team A

Wu Shuwei

Police Team A

Wang Junxi

Young Kevin

Adel

Bodyguard A