Announcer / Boo Boo Bear / Scooby-Doo / Mr. Creeply (voice)

Snagglepuss / Yogi Bear / Quick Draw McGraw / Various (voice)

Mildew Wolf / Dread Baron / Great Fondoo / Doggie Daddy (voice)

Shaggy Rogers (voice)

Hong Kong Phooey (voice)

Dynomutt / Jabberjaw / Magic Rabbit / Sooey Pig (voice)

Barney Rubble / Captain Caveman / Speed Buggy (voice)

Cindy Bear (voice)

Brenda Chance / Daisy Mayhem (voice)

Dee Dee Skyes (voice)

(voices)