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
Scooby-Doo and the Cyber Chase Scooby-Doo and the Cyber Chase Scooby-Doo and the Cyber Chase is a 2001 direct-to-video animated comic science fiction mystery film, and the fourth in a series of direct-to-video animated films based on Hanna-Barbera's "Scooby-Doo" Saturday morning cartoons. It was released on October 9, 2001. It features the Mystery, Inc. gang, which includes Scooby-Doo, Shaggy, Fred, Daphne and Velma. The film was produced by Warner Bros. Animation, but carries a "Hanna-Barbera Cartoons, Inc." copyright and logo. It is the final Hanna-Barbera production to be executive produced by both William Hanna and Joseph Barbera before Hanna's death on March 22, 2001. It