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