How many movies have Patrick Tam Kar-Ming and Simon Yam collaborated on?

They have worked on 5 movies together! Their first movie together was CID: Four Moments of Life (Dawn, Noon, Dusk, Night) (1976) while their highest rated movie together was Election (2005). They have not worked together since Septet: The Story of Hong Kong (2022). They are most known for their drama films together.