•
Henry Corden as
Fred Flintstone (Host),
Paw Rugg, Dr. Bigot (''Yogi's Gang'') •
Josh Albee as Freddy, Jimmy (''Yogi's Gang'') •
Sherry Alberoni as Laurie Partridge (
The Partridge Family in Outer Space) •
Julie Bennett as
Cindy Bear (''Yogi's Gang'') •
Joe Besser as Babu (
Jeannie) •
Mel Blanc as
Barney Rubble,
Dino, Zonk, Stub (
The Pebbles and Bamm-Bamm Show,
The Flintstone Comedy Hour) •
Danny Bonaduce as Danny Partridge (
Goober and the Ghost Chasers,
The Partridge Family in Outer Space) •
Tom Bosley as Commadore Phineas P. Fibber (''Yogi's Gang'') •
Daws Butler as
Yogi Bear,
Huckleberry Hound,
Quick Draw McGraw,
Snagglepuss,
Wally Gator,
Peter Potamus,
Augie Doggie,
Hokey Wolf,
Lippy the Lion,
Baba Looey (''Yogi's Gang'') •
Tommy Cook as S. Melvin Farthinghill (
Jeannie) •
Suzanne Crough as Tracy Partridge (
Goober and the Ghost Chasers,
The Partridge Family in Outer Space) •
Jerry Dexter as Ted (
Goober and the Ghost Chasers) •
Susan Dey as Laurie Partridge (
Goober and the Ghost Chasers) •
Micky Dolenz as Wonderful Wayne, Spotless Sam (
The Partridge Family in Outer Space) • Carl Esser as Fabian (
The Pebbles and Bamm-Bamm Show,
The Flintstone Comedy Hour) •
Brian Forster as Chris Partridge (
Goober and the Ghost Chasers,
The Partridge Family in Outer Space) •
Joan Gerber as Shirley Partridge (
The Partridge Family in Outer Space) •
Virginia Gregg as Gossipy Witch of the West (''Yogi's Gang'') •
Mark Hamill as Corey Anders (
Jeannie) •
Jo Ann Harris as Tina (
Goober and the Ghost Chasers) •
Gay Hartwig as
Betty Rubble, Wiggy, Cindy (
The Pebbles and Bamm-Bamm Show,
The Flintstone Comedy Hour) •
Bob Hastings as Henry Glopp (
Jeannie) •
Rose Marie as Lotta Litter (''Yogi's Gang'') •
Mitzi McCall as Penny (
The Pebbles and Bamm-Bamm Show,
The Flintstone Comedy Hour) • Chuck McLenan as Keith Partridge (
The Partridge Family in Outer Space) •
Julie McWhirter as Jeannie (
Jeannie), Marion (
The Partridge Family in Outer Space) •
Allan Melvin as
Magilla Gorilla, Mr. Sloppy, Mr. Neat, Professor Haggling (''Yogi's Gang'') •
Don Messick as
Boo-Boo Bear,
Ranger Smith,
Touché Turtle,
Atom Ant,
Squiddly Diddly, Mayor of Smog City (''Yogi's Gang
), Schleprock (The Pebbles and Bamm-Bamm Show
, The Flintstone Comedy Hour'') •
Jay North as
Bamm-Bamm Rubble (
The Pebbles and Bamm-Bamm Show,
The Flintstone Comedy Hour) •
Alan Reed as
Fred Flintstone (
The Pebbles and Bamm-Bamm Show,
The Flintstone Comedy Hour) •
Ronnie Schell as Gilly (
Goober and the Ghost Chasers) •
Hal Smith as J. Wanton Vandal, Smiley the Hobo (''Yogi's Gang'') •
John Stephenson as
Doggie Daddy,
Hardy Har Har, Mr. Cheerful, Greedy Genie, Hilarious P. Prankster, Envy Brother #2, Captain Swashbuckle Swipe, Fumbo Jumbo the Masked Avenger, Mr. Hothead, Professor Bickering (''Yogi's Gang
), Mr. Slate, Noodles (The Pebbles and Bamm-Bamm Show
, The Flintstone Comedy Hour
), Haji (Jeannie
), Reuben Kincaid (The Partridge Family in Outer Space'') • Mickey Stevens as
Pebbles Flintstone (
The Flintstone Comedy Hour) •
Sally Struthers as
Pebbles Flintstone (
The Pebbles and Bamm-Bamm Show) •
Jean Vander Pyl as
Wilma Flintstone (
The Pebbles and Bamm-Bamm Show,
The Flintstone Comedy Hour),
Maw Rugg (''Yogi's Gang'') •
Janet Waldo as Mrs. Anders (
Jeannie) •
Lennie Weinrib as Smokestack Smog (''Yogi's Gang
), Moonrock, Bronto (The Pebbles and Bamm-Bamm Show
, The Flintstone Comedy Hour
), Jolly Joe (The Partridge Family in Outer Space'') •
Frank Welker as Orbit, Veenie (
The Partridge Family in Outer Space) •
Jesse White as Peter D. Cheater (''Yogi's Gang'') •
Paul Winchell as Goober (
Goober and the Ghost Chasers), Sheik of Selfishness (''Yogi's Gang'')
Additional voices •
Walker Edmiston – •
Jim MacGeorge – •
Wilt Chamberlain as himself •
Michael Gray as himself ==Weekly airing schedule==