How many movies have Maggie Smith and Stephenie McMillan collaborated on?

They have worked on 8 movies together! Their first movie together was The Secret Garden (1993) 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 fantasy films together.