How many movies have Jo Grover and Marc Mailley collaborated on?

They have worked on 4 movies together! Their first movie together was Inkheart (2008) while their highest rated movie together was Fantastic Beasts: The Crimes of Grindelwald (2018). They have not worked together since Fantastic Beasts: The Crimes of Grindelwald (2018). They are most known for their adventure films together.