How many movies have Geoff Dixon and Peter Jackson collaborated on?

They have worked on 2 movies together! Their first movie together was The Lord of the Rings: The Fellowship of the Ring (2001) and was their highest rated movie together. They have not worked together since The Lord of the Rings: The Two Towers (2002).

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Visual Effects Supervisor
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Spear-Throwing Rohan Soldier (uncredited)
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Albert Dreary / Painting of Bungo Baggins (uncredited)