How many movies have Michael Gambon and Sophie Thompson acted in together?

They have worked on 3 movies together! Their first movie together was Dancing at Lughnasa (1998) while their highest rated movie together was Harry Potter and the Deathly Hallows: Part 1 (2010). They have not worked together since Harry Potter and the Deathly Hallows: Part 1 (2010). They are most known for their drama films together.