The Flintstones: The Rescue of Dino & Hoppy(1991)

It's prehistoric pandemonium as your favorite cave family, the Flintstones, get a visit from the 30th century. The clever scientist, Dr. Butler, needs some dinosaurs for the Orbit City Zoo, and he's invented a time machine to capture Dino and Hoppy. Can Fred find all the pieces that the Great Gazoo needs to build a time machine of his own? Can he make a jump into the future with the help of Wilma, Barney and Betty and rescue his prehistoric pals? Who says history has to be boring?