How many movies have Ian Maxtone-Graham and Nancy Cartwright collaborated on?

They have worked on 1 movie together! Their first movie together was The Simpsons Movie (2007) and was their highest rated movie together. They have not worked together since The Simpsons Movie (2007).

Crew
Screenplay
Role
Bart Simpson / Maggie Simpson / Ralph / Nelson / Todd Flanders / TV Daughter / Woman on Phone (voice)