Scooby and the gang are back! More mysteries, more mayhem, and more Scooby Snax! Frank Welker does the voice of Fred and Scooby-Doo. Matthew Lillard does the voice of Shaggy. Grey DeLisle does the voice of Daphne, and Mindy Cohn does the voice of Velma. The gang go to creepy places to solve mysteries. Shaggy and Scooby normally run into the monster, while Fred, Daphne, and Velma search for clues. At the end of the episode, the gang unmask the monster to find out who the culprit is.