How many movies have Christian Rozakis and Mark Schowalter acted in together?

They have worked on 4 movies together! Their first movie together was Offenbach: Les Contes d'Hoffmann (2009) while their highest rated movie together was The Metropolitan Opera: Un Ballo in Maschera (2012). They have not worked together since The Metropolitan Opera: Un Ballo in Maschera (2012). They are most known for their music films together.