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 the United Kingdom until 2015. Like many animated series created by Hanna-Barbera in the 1970s, the show contained a laugh track created by the studio. When television executive Fred Silverman moved from CBS to ABC in 1975, the "Scooby-Doo" gang followed him, making their ABC debut in 1976 as part of "The Scooby-Doo/Dynomutt Hour". This hour-long package show featured 16 new half-hour adventures in the original "Scooby-Doo, Where Are You!" format, with Scooby's country cousin, the Mortimer Snerd-inspired Scooby-Dum joining the gang as a semi-regular character. In addition, Pat Stevens replaced Nicole Jaffe as the voice of Velma. The