Cast
Valerie Harper
Self
Don Messick
Scooby-Doo / Ranger Smith / Boo-Boo Bear / Muttley / Bamm-Bamm Rubble / Papa Smurf
John Stephenson
Mr. Slate (voice)
Jeff Bergman
George Jetson (voice)
Casey Kasem
Shaggy Rogers (voice)
Victor Borge
Self
Betty White
Self
Jonathan Winters
Self
William Hanna
Self
Joseph Barbera
Self
Henry Corden
Fred Flintstone (voice)
Tiffany
Self
Phyllis Diller
Self
Tony Danza
Self - Host
Shari Belafonte
Self
Sammy Davis Jr.
Self
Tommy Lasorda
Self
Greg Berg
Baba Looey / Augie Doggie (voice)
Mel Blanc
Barney Rubble (voice)
Penny Singleton
Jane Jetson (voice)
Annie Potts
Self - Host
Whoopi Goldberg
Self
Greg Burson
Yogi Bear / Huckleberry Hound / Quick Draw McGraw / Snagglepuss
Jean Vander Pyl
Wilma Flintstone (voice)
Janet Waldo
Judy Jetson / Penelope Pitstop / Josie McCoy (voice)