How many movies have Collette Sunderman and Kevin Michael Richardson collaborated on?

They have worked on 8 movies together! Their first movie together was Scooby-Doo and the Alien Invaders (2000) while their highest rated movie together was Scooby-Doo! and the Sea Monsters (2012). They have not worked together since Naked Mole Rat Gets Dressed: The Underground Rock Experience (2022). They are most known for their animation films together.