The Jetsons Meet the Flintstones

Casting

• Frank Welker
  Dan Rathmoon / Johnny / Mr. Goldbrick (voice)
• Mel Blanc
  Barney Rubble / Dino / Mr. Spacely (voice)
• Brenda Vaccaro
  Didi (voice)
• John Stephenson
  Mr. Slate / Moderator / Investor / Poker Player (voice)
• Janet Waldo
  Judy Jetson / Female Computer (voice)
• Don Messick
  Astro / R.U.D.I / Mac / Announcer / Store Manager / Robot (voice)
• Penny Singleton
  Jane Jetson (voice)
• Daws Butler
  Elroy Jetson / W.C. Cogswell / Henry Orbit (voice)
• Henry Corden
  Fred Flintstone / Knight (voice)
• Hamilton Camp
  Turk Tarpit (voice)