Forbidden City Cop

He is the law! what law?

An imperial agent gets ridiculed for his various inventions, until his supportive wife encourages him to attend a conference, which's actually a trap to kill all the doctors serving the emperor, where his crazy inventions come in handy.

Stephen Chow

Ling Ling Fat

Carina Lau

Ling Kar Ting

Carman Lee Yeuk-Tung

Gum Tso

Law Kar-Ying

Fat Yan

Cheung Tat-Ming

Emperor

Lee Lik-Chi

Court Official

Tats Lau Yee-Tat

Forbidden City Cop

Yuen Cheung-Yan

Evil Mother

Yuen Shun-Yi

Evil Son

Kingdom Yuen

Brothel Procuress

Poon Hang-Sang

Fat's Father-in-law

Mimi Chu

Fat's Mother-in-law

Noel Chik King-Man

Fat's Horny Patient

Alvina Kong Yan-Yin

Dizzy Patient

Wong Chi-Keung

Sai Mun Tsui Suet

Wong Yat-fei

Yip Koo Shing

Manfred Wong

Luk Siu Fung

Chan Kim-Wan

Fa Moon Lau