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
Shaggy & Scooby-Doo Get a Clue! of how they appeared in the live-action "Scooby-Doo" film. For instance, Scooby is drawn with dot eyes. Thus, it is the third show in the Scooby-Doo series, after "A Pup Named Scooby-Doo" and "What's New, Scooby-Doo?", that is not animated or drawn in the usual Hanna-Barbera style. This is also the first series in which Casey Kasem does not voice Shaggy, but is instead done by Scott Menville, although Scott Innes or Billy West portrayed the character in many of the Scooby-Doo animated movies made for television or home video. However, in this series, Kasem does voice Shaggy's rich and