We're Back! A Dinosaur's Story - 1993

Captain New Eyes travels back and feeds dinosaurs his Brain Grain cereal, making them nonviolent and intelligent. So as to give the wishes of kids in New York city, they consent to go to the Middle Future. They have been supposed to meet Dr. Bleeb of this Museum of Natural History, but get sidetracked by using their new kiddies friends and run in the Captain's wicked brother, Professor screw eyes.