How many movies have Andrew Lesnie and Joe Letteri collaborated on?

They have worked on 7 movies together! Their first movie together was The Lord of the Rings: The Two Towers (2002) while their highest rated movie together was The Lord of the Rings: The Return of the King (2003). They have not worked together since The Hobbit: The Battle of the Five Armies (2014). They are most known for their action films together.