The Jetsons Meet the Flintstones (1987)

Elroy Jetson invents a time machine that takes him back to prehistoric times, where he meets the Flintstone family.

Director:

Ray Patterson, Don Lusk

Stars:

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))