High Quality Content by WIKIPEDIA articles! Scooby-Doo on Zombie Island is a 1998 animated direct-to-video horror-comedy film based on the animated television series Scooby-Doo Saturday morning cartoon franchise. In the film, Scooby-Doo, Shaggy, Velma, Daphne and Fred reunite to solve a frightening new mystery: They leave for a haunted bayou island to investigate the ghost of Moonscar the Pirate.