How many movies have Gwen Wetzler and Lou Kachivas collaborated on?

They have worked on 3 movies together! Their first movie together was Mighty Mouse in the Great Space Chase (1982) while their highest rated movie together was He-Man and She-Ra: The Secret of the Sword (1985). They have not worked together since Skeletor's Revenge (1986). They are most known for their animation films together.