How many movies have Julie Walters and Michelle Fairley acted in together?

They have worked on 3 movies together! Their first movie together was Ahead of the Class (2005) 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.