Hanna-Barbera's 50th [366384] Released: 1989-07-17 Revenue: $0 Budget: $0 Profit: $0 Runtime: 94 mins Popularity: 1.5619 Vote Average: 9.213 Vote Count: 47 Overview: The special is hosted by Tony Danza and Annie Potts celebrating 50 years of William Hanna and Joseph Barbera's partnership in animation. This is the first animated project to be broadcast in Dolby Surround sound system. Cast [26] Casey KasemShaggy Rogers TiffanySelf Valerie HarperSelf Penny SingletonJane Jetson Phyllis DillerSelf Tony DanzaSelf - Host Annie PottsSelf - Host Victor BorgeSelf Shari BelafonteSelf Sammy Davis Jr.Self Joe FergusonSelf Whoopi GoldbergSelf Tommy LasordaSelf Betty WhiteSelf Jonathan WintersSelf William HannaSelf Joseph BarberaSelf Greg BergBaba Looey / Aug Mel BlancBarney Rubble Greg BursonYogi Bear / Huck Henry CordenFred Flintstone Don MessickScooby-Doo / Ran John StephensonMr. Slate Jean Vander PylWilma Flintstone Jeff BergmanGeorge Jetson Janet WaldoJudy Jetson / Pe Trailers