How many movies have Ken Lo Wai-Kwong and William Duen Wai-Lun acted in together?

They have worked on 17 movies together! Their first movie together was Four Dragons (1992) while their highest rated movie together was The Legend of Drunken Master (1994). They have not worked together since Around the World in 80 Days (2004). They are most known for their action films together.

Role
Ng Kwok-Yan / Wu Kuo Jen
Role
Superintendent Cheung