How many movies have Frank Welker and Phil Morris acted in together?

They have worked on 3 movies together! Their first movie together was Star Trek III: The Search for Spock (1984) while their highest rated movie together was Scooby-Doo! and WWE: Curse of the Speed Demon (2016). They have not worked together since Scooby-Doo! and WWE: Curse of the Speed Demon (2016). They are most known for their science fiction films together.