Scooby-Doo on Zombie Island sequences of interplay between Shaggy and Scooby for him. After Don Messick's death, Scott Innes replaced Messick as the voice of Scooby-Doo. Casey Kasem did not reprise his role as Shaggy Rogers as he wished to only voice Shaggy if the character became a vegetarian, like himself. Instead, Billy West provided the voice for Shaggy. Mary Kay Bergman was cast as Daphne when the character was taken in a new direction. B.J. Ward, who played Velma in the "Johnny Bravo" crossover episode, reprised her role in this film. Frank Welker is the only actor from the original series to reprise
The Scooby-Doo Show in their initial run, and none of the 1978 episodes were presented under the "Where are You!" title for twenty-eight years following their broadcast debuts (the cartoons on the DVD set still feature the syndicated "Scooby-Doo Show" opening and closing credits). All forty "Scooby-Doo Show" episodes are available for purchase and download from the iTunes Store, as either individual episodes or a season set. The 1976 and 1977 episodes are grouped under "The Scooby-Doo Show", while the 1978 episodes are listed under "Scooby-Doo, Where are You!" The Scooby-Doo Show The Scooby-Doo Show is an American animated mystery comedy series. The