Without the voice of Casey Kasem, Zoinks! just wouldn't be the same.
Of all of the actors and actresses who have provided the voices for Scooby and the gang, the most recognizable name and face is that of Casey Kasem. Kasem provided the voice of Shaggy for decades. Kasem was the voice of Shaggy for the entire original television show through 1997. And after a brief hiatus, Kasem resumed the role again in 2002 . He provided the voice for Shaggy in the recent Scooby Doo and the Goblin King release. Kasem's multiple decades of voice work on Scooby Doo is only matched by fellow actors Don Messick and Frank Welker.
Although he has provided the voices of other animated characters, Casey Kasem is best known for his American Top 40 radio, his other syndicated radio shows, and his numerous television appearance. Casey Kasem is one of the all time greats.