How many movies have Marty Grabstein and Thea White acted in together?

They have worked on 3 movies together! Their first movie together was Cartoon Network Christmas: Yuletide Follies (2004) while their highest rated movie together was Cartoon Network: Christmas Rocks (2005). They have not worked together since Straight Outta Nowhere: Scooby-Doo! Meets Courage the Cowardly Dog (2021). They are most known for their family films together.