Walking with...

Walking with... is a documentary series produced by the BBC Natural History Unit. Each series focuses on a selection of creatures common during a specific time period.

1999–2000
The first series focussed on dinosaur life from the Late Triassic to the Late Cretaceous. The six-part series ran during 1999 followed by a special entitled 'The Ballad of Big Al' in 2000. A feature film based on the series was released in 2013.

2001
The second series focussed on creatures which evolved after the mass extinction event from the Early Eocene to the Late Pleistocene.

2003
The third series focussed on the evolution of human beings.

2005
The fourth and final series focussed on creatures prior to the arrival of dinosaurs from the Cambrian to the Early Triassic.