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
Carina Lau
Carman Lee Yeuk-Tung
Law Kar-Ying
Cheung Tat-Ming
Tats Lau
Lee Lik-Chi
Alvina Kong Yan-Yin
Kingdom Yuen King-Tan
Mimi Chu Mai-Mai
Lee Kin-Yan
Yuen Cheung-Yan
Yuen Shun-Yi
Chik King-Man
Poon Hang-Sang
Vincent Kok Tak-Chiu
Manfred Wong Man-Chun
Wong Yat-Fei
Charles Shen
Jackson Ng Yuk-Sue
Chun Kang Wang
Chan Kim-Wan
Stephen Au Kam-Tong
Wilson Yip
Pauline Yeung Yung-Lin
Wong Ying-Kit
Wong Chi-Keung
Four Tse Liu-Shut
Gary Mak Wing-Lun
Jimmy Wong