Rollebesetning

• John Goodman — Fred Flintstone
• Rick Moranis — Barney Rubble
• Rosie O'Donnell — Betty Rubble
• Dann Florek — Mr. Slate
• Richard Moll — Hoagie
• Irwin Keyes — Joe Rockhead
• Jonathan Winters — Gobo The Grizzled Man
• Harvey Korman — Ali / Dicabird / Blossom's Adopted Doll Son Ali
• Melanie Silver / Elaine Silver — Pebbles Flintstone
• Marinó Sigurðsson / Hlynur Sigurðsson — Bamm-Bamm Rubble
• Elizabeth Perkins — Wilma Flintstone
• Kyle MacLachlan — Cliff Vandercave
• Halle Berry — Miss Stone
• Elizabeth Taylor — Pearl Slaghoople
• Jean Vander Pyl — Mrs. Feldspar