Francis Ng Chun-Yu
Dr. Keith Ko
Nick Cheung Ka-Fai
Fred Cheung
Ti Lung
Officer C. K. Lau
Stephanie Che Yuen-Yuen
Ling
Jerry Lamb Hiu-Fung
Dr Ko's assistant
Joe Ma Tak-Chung
Detective Rick
Wayne Lai Yiu-Cheung
Cab driver
Calvin Poon Yuen-Leung
Herman Law
Kristal Tin Yui-Nei
Bobo Lam
Iris Wong Yat-Tung
Dr. Ko's date