How many movies have Aaron Cowan and Jules Cook collaborated on?

They have worked on 5 movies together! Their first movie together was The Lord of the Rings: The Fellowship of the Ring (2001) 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 Chronicles of Narnia: Prince Caspian (2008). They are most known for their fantasy films together.