Voice cast
Charlie Adler as Cavey Jr., Armored Car Robber #2 (in "Captain Knaveman")
Bever-Leigh Banfield as Mayor of Bedrock ("Captain Caveman and Son" segment)
Michael Bell as Mr. Billy Bad ("Captain Caveman and Son" segment)
Mel Blanc as Dino, Bob Rubble, Captain Caveman ("Captain Caveman and Son" segment)
Susan Blu as Dreamchip Gemstone, Janet Granite, Mrs. Gemstone (in "Poor Little Rich Girl")
Hamilton Camp as Barney Rubble, Flab Slab, Cragmire, Tree Surgeon #2 (in "I Think That I Shall Never See Barney Rubble As a Tree"), Brick Stonespring (in "The Rock Concert That Rocked Freddy"), Bouncer (in "The Rock Concert That Rocked Freddy"), Rock Ruben (in "Betty's Big Break"), Charlie (in "The Little Visitor"), Ralph (in "Attack of the Fifty Foot Teenage Lizard")
Henry Corden as Ed Flintstone, Edna Flintstone, Announcer #1 (in "Dusty Disappears"), Chef (in "The Rock Concert That Rocked Freddy")
Julie Dees as Wilma Slaghoople (1986), Mica Slaghoople, Mickey Slaghoople, Tarpit Tommy, Mike Worthingstone (in "Barney's Moving Experience")
Elizabeth Lyn Fraser as Wilma Slaghoople (1987)
Kenneth Mars as Narrator ("Captain Caveman and Son" segments), Trash Man (in "Grime and Punishment", "Day of the Villains", and "Captain Cavedog"), Armored Car Robber #1 (in "Captain Knaveman"), Museum Robber (in "Captain Knaveman")
Scott Menville as Freddy Flintstone (1987)
Bumper Robinson as Philo Quartz
Marilyn Schreffler as Rocky Ratrock, Flo Rubble, Billy's Mother (in "Attack of the Fifty Foot Teenage Lizard"), Tilda (in "Attack of the Fifty Foot Teenage Lizard"), Mrs. Ratrock (in "Rocky's Rocky Road")
B.J. Ward as Betty McBricker, Mrs. Rockbottom, Big Shot Player (in "The Bad News Brontos"), Dusty Rubble (in "Dusty Disappears", "The Little Visitor", and "Bedrock'n Roll"), Madame Lasagna (in "Dusty Disappears"), Billy (in "Attack of the Fifty Foot Teenage Lizard")
Lennie Weinrib as Freddy Flintstone (1986), Police Commissioner ("Captain Caveman and Son" segment)
Frank Welker as Nate Slate, Stalagbite, Fang, Brick McBricker, fill-ins for Dino and Bob Rubble, Rowley (in "The Great Freddini"), Frankenpebble (in "Frankenstone"), Spike (in "Yard Wars" and "Revenge of the Bullied"), Fluffy (in "Dreamchip's Cur Wash" and "Anything You Can Do, I Can Do Betty"), Alien #1 (in "Rubble Without a Cause"), Announcer #2 (in "Dusty Disappears"), Mr. Stonewall (in "The Butcher Shoppe"), Dino's Mother (in "Dino Come Home"), Hal Worthingstone (in "Barney's Big Break"), Spot (in "Barney's Big Break"), Professor Pebblehead (in "The Flintstone Fake Ache"), Sweetums (in "Killer Kitty"), Kitty (in "Captain Knaveman"), Thug (in "Captain Knaveman"), Baby Tyrannosaurus (in "Better Buddy Blues"), Mother Tyrannosaurus (in "Better Buddy Blues"), Thug #2 (in "Who's Faultin' Who?"), Worker (in "Attack of the Fifty Foot Teenage Lizard"), Fleasaurus (in "World War Flea"), Allosaurus (in "Camper Scamper"), Tiny (in "A Tiny Egg")
