Cast
Don Messick
Announcer / Boo Boo Bear / Scooby-Doo / Mr. Creeply (voice) • 94 episodes
Daws Butler
Snagglepuss / Yogi Bear / Quick Draw McGraw / Various (voice) • 94 episodes
John Stephenson
Mildew Wolf / Dread Baron / Great Fondoo / Doggie Daddy (voice) • 94 episodes
Casey Kasem
Shaggy Rogers (voice) • 94 episodes
Scatman Crothers
Hong Kong Phooey (voice) • 94 episodes
Frank Welker
Dynomutt / Jabberjaw / Magic Rabbit / Sooey Pig (voice) • 94 episodes
Mel Blanc
Barney Rubble / Captain Caveman / Speed Buggy (voice) • 94 episodes
Julie Bennett
Cindy Bear (voice) • 94 episodes
Marilyn Schreffler
Brenda Chance / Daisy Mayhem (voice) • 94 episodes
Vernee Watson-Johnson
Dee Dee Skyes (voice) • 94 episodes
Laurel Page
• 94 episodes
Heather North
(voices) • 94 episodes
Alan Reed
• 94 episodes
Gary Owens
• 94 episodes
Bob Holt
• 94 episodes
Joe Besser
• 94 episodes
Doug Young
• 94 episodes
Julie McWhirter
• 94 episodes
Ashley Johnson
• 64 episodes
Crew
Visual Effects
John Bruno
Animation • 64 episodes