This episode features Baryonyx, depicted fishing in the Thames, along with the very first ever dinosaur to be named, Megalosaurus. It then depicts Iguanodon, a large herbivore, and Nuthetes, a relative of the famous Velociraptor, as well as Scelidosaurus.
In this episode, the duo travels to the Isle of Skye and the Isle of Wight to meet Cetiosaurus and Echinodon. They meet paleontologist Darren Naish, who shows evidence for a fight between two dinosaurs, Mantellisaurus and Neovenator, and they meet Proceratosaurus, an ancestor to T-rex, as well as Dacentrurus. The episode concludes with a recent discovery that has yet to be named.