Timeline of the Walking with... Series

The following is a timeline of the Walking with... series.

Production order
This six-part series is focused on the rise, success, and the demise of the dinosaurs and other  animals in the Mesozoic Era. This six-part series was a sequel to Walking with Dinosaurs, and its focus is on the world after the dinosaurs, and the rise of the  mammals  and birds in the Cenozoic Era. It was released in North America as Walking with Prehistoric Beasts. The three-part series was a prequel to Walking with Dinosaurs, and its focus is life before the dinosaurs, in the Paleozoic Era. This special follows the life and death of "Big Al", a famous Allosaurus skeleton found with various injuries. In the North American market, it was released under the title Allosaurus: A Walking with Dinosaurs Special. In these two episodes, real-life zoologist Nigel Marven travels through time in search for various dinosaurs. Nigel Marven is featured again, in these three episodes he dives in the seven deadliest seas of all time, and encounters creatures such as Basilosaurus and Dunkleosteus. It was released in North America as Chased by Sea Monsters. This four-part series recounts the evolution of humans.
 * Walking with Dinosaurs (1999)
 * Walking with Beasts (2001)
 * Walking with Monsters (2005)
 * The Ballad of Big Al (2001)
 * Chased by Dinosaurs (2002)
 * Sea Monsters (2003)
 * Walking with Cavemen (2003)