How many movies have Mark Williams and Michael Gambon acted in together?

They have worked on 7 movies together! Their first movie together was High Heels and Low Lifes (2001) while their highest rated movie together was Harry Potter and the Deathly Hallows: Part 2 (2011). They have not worked together since Harry Potter and the Deathly Hallows: Part 2 (2011). They are most known for their adventure films together.