Casey Kasem
Shaggy Rogers (voice)
Penny Singleton
Jane Jetson (voice)
Greg Berg
Baba Looey / Augie Doggie (voice)
Mel Blanc
Barney Rubble (voice)
Greg Burson
Yogi Bear / Huckleberry Hound / Quick Draw McGraw / Snagglepuss
Henry Corden
Fred Flintstone (voice)
Don Messick
Scooby-Doo / Ranger Smith / Boo-Boo Bear / Muttley / Bamm-Bamm Rubble / Papa Smurf
John Stephenson
Mr. Slate (voice)
Jean Vander Pyl
Wilma Flintstone (voice)
Jeff Bergman
George Jetson (voice)
Janet Waldo
Judy Jetson / Penelope Pitstop / Josie McCoy (voice)