Os Jetsons e os Flintstones se Encontram

Mel Blanc Barney Rubble / Dino / Mr. Spacely (voice) Daws Butler Elroy Jetson / W.C. Cogswell / Henry Orbit (voice) Don Messick Astro / R.U.D.I / Mac / Announcer / Store Manager / Robot (voice) Henry Corden Fred Flintstone / Knight (voice) Jon Bauman Iggy (voice) Hamilton Camp Turk Tarpit (voice) Julie McWhirter Betty Rubble / Jet Rivers / Investor / Panelist / Harem Girl (as Julie Dees) (voice) George O'Hanlon George Jetson (voice) Penny Singleton Jane Jetson (voice) John Stephenson Mr. Slate / Moderator / Investor / Poker Player (voice) Brenda Vaccaro Didi (voice) Jean Vander Pyl Wilma Flintstone / Rosie / Mrs. Spacely (voice) Janet Waldo Judy Jetson / Female Computer (voice) Frank Welker Dan Rathmoon / Johnny / Mr. Goldbrick (voice)