Buffy star Sarah Michelle Geller and her real-life boyfriend Freddie Prinze Jr are in the film. They play Daphne and Fred.
Matthew Lillard plays Shaggy and Linda Cardellini is nerdy Velma.
The four young characters, with the help of scaredy-cat Scooby-Doo, ride around in their The Mystery Machine trying to solve ghostly problems, ruining the dastardly plans of evil adults to take over the world.
Tusk! Those pesky kids!