A Cápsula

Young daredevil Ernie, his sister Julia, and his best friend Max accidentally trip a time-machine into operation and find themselves transported back in time 65 million years, where they meet a T-rex named Tyra and her rambunctious son Dodger.

An ancient tribe attempts to sacrifice Sanna as an offering to the Sun god to save their tribe from dinosaurs. Tara, a young man from another tribe, saves Sanna and takes her along with him.

Two brothers return to the cult they fled from years ago to discover that the group's beliefs may be more sane than they once thought.

On another planet in the distant past, a Gelfling embarks on a quest to find the missing shard of a magical crystal and restore order to his world, before the grotesque race of Skeksis find and use the crystal for evil.