Elroy Jetson invents a time machine that takes him back to prehistoric times, where he meets the Flintstone family.
Rated NR | Length 92 minutes
Mel Blanc | Daws Butler | Don Messick | Henry Corden | Jon 'Bowzer' Bauman | Hamilton Camp | Julie McWhirter | George O'Hanlon | Penny Singleton | John Stephenson | Brenda Vaccaro | Jean Vander Pyl | Janet Waldo | Frank Welker | Patric Zimmerman