How many movies have Alastair Bullock and Andrew Ackland-Snow collaborated on?

They have worked on 8 movies together! Their first movie together was Harry Potter and the Chamber of Secrets (2002) while their highest rated movie together was Harry Potter and the Deathly Hallows: Part 2 (2011). They have not worked together since Snow White and the Huntsman (2012). They are most known for their fantasy films together.