Tony Leung Ka-fai

Inspector Tang

Joyce Ni Shu-Chun

Bennett Pang Kin-San

Fire Unicorn

Tai Bo

Tai Bo

Charlie Cho Cha-Lee

Charles

Chong Man-Ching

Mrs. Cow

Tsang Dao-may

Hon Yee-Sang

Tang's assistant

Christopher Durkin

Inspector Caine

David Wu

Lee Hoi-Sang

Jamie Luk Kim-Ming

Man in toilet