How many movies have Lau Kar-leung and Sai Gwa-Pau acted in together?

They have worked on 23 movies together! Their first movie together was Wong Fei-Hung and the Lantern Festival Disturbance (1956) while their highest rated movie together was The 36th Chamber of Shaolin (1978). They have not worked together since Operation Scorpio (1992). They are most known for their action films together.