 Casey KasemShaggy (archive footage) (uncredited) | Shaggy (archive footage) (uncredited) |
 Sandy DuncanSelf | Self |
 Davy JonesSelf | Self |
 Tim ConwaySelf | Self |
 Phyllis DillerSelf | Self |
 Jonathan LipnickiSelf | Self |
 Tom KennyMayor of Townsville - Top Cat (voice) | Mayor of Townsville - Top Cat (voice) |
 Jeff BennettJohnny Bravo (voice) | Johnny Bravo (voice) |
 Ron McClaryCaptain Linger (voice) | Captain Linger (voice) |
 Don KnottsSelf | Self |
 Jonathan WintersSelf | Self |
 Robin WilliamsSelf | Self |
| MMarsha CrenshawAnnouncer (voice) | Announcer (voice) |
 Arthur AndersonEustace Bain (voice) | Eustace Bain (voice) |
 Doug PreisThundarr the Barbarian (voice) | Thundarr the Barbarian (voice) |
 Janet WaldoJudy Jetson (voice) | Judy Jetson (voice) |
 Thea WhiteMuriel Bain (voice) | Muriel Bain (voice) |
 B.J. WardBetty Rubble (voice) | Betty Rubble (voice) |
 Jennifer MartinMiss Sara Bellum (voice) | Miss Sara Bellum (voice) |
 Charlie AdlerBig Red Guy - Chicken (voice) | Big Red Guy - Chicken (voice) |
 Grey DeLisleDaphne Blake (voice) | Daphne Blake (voice) |
| CCaroline SellersWilma Flintstone (Young) (voice) | Wilma Flintstone (Young) (voice) |
 B.J. MitchellBarney Rubble (Young) (voice) | Barney Rubble (Young) (voice) |
 Tom KaneProfessor Utonium - Him (voice) | Professor Utonium - Him (voice) |
 Brenda VaccaroBunny Bravo (voice) | Bunny Bravo (voice) |
 Jeff BergmanPorky Pig - Fred Flintstone / Foghorn Leghorn / Elmer Fudd (voice) | Porky Pig - Fred Flintstone / Foghorn Leghorn / Elmer Fudd (voice) |
 Debbie AllenSelf (uncredited) | Self (uncredited) |
| CChristina AugustinosProducer (uncredited) | Producer (uncredited) |
 David-Paul GroveJohnny 2x4 (voice) (archive footage) (uncredited) | Johnny 2x4 (voice) (archive footage) (uncredited) |
 Kathleen BarrKevin (voice) (archive footage) (uncredited) | Kevin (voice) (archive footage) (uncredited) |