Frank Welker: Fred Jones, Scooby-Doo, Audience Member, Bill Rowdy, Captain Cutler, Drama Teacher, Dynomutt, Land Developer, Magilla Gorilla, Moving Man 2, Mr. Carswell, Muffin, Owner, Pete #2, Radio Announcer, Robodrone 1, Self, Sir Daniel, Speed Buggy, Sports Guy, Work Crew 1, Zaila Z. Fairchild