Extinct: A Horizon Guide to Dinosaurs

The documentary takes viewers through the BBC's Horizon archive, highlighting significant shifts in the portrayal of dinosaurs. It discusses how these ancient creatures were once thought to be lumbering swamp dwellers but are now understood to have been agile, warm-blooded predators.

Dallas Campbell investigates astonishing new finds and controversial theories that have emerged in paleontology. The film also looks at breakthrough technology that has helped scientists rethink dinosaur behavior and their eventual extinction. It raises intriguing questions about the possibility of dinosaurs still existing in today's world.