Davros "Revelation of the Daleks", and has the scientist trying to manipulate the galaxy's economy into a war footing similar to Skaro's. The Sixth Doctor manages to defeat his plans, and Davros is last heard when his ship explodes, an event obliquely mentioned in "Revelation". However the Doctor thinks he has survived. Davros also mentions he will work on a plan to combat famine, tying into Revelation of the Daleks. "The Davros Mission" is an original audio adventure (without the Doctor) available on the Complete Davros Collection DVD box set. It takes place directly after the television story "Revelation", while leaving
Planet Earth (2006 TV series) January 2002. A feature film version of "Planet Earth" was commissioned alongside the television series, repeating the successful model established with "The Blue Planet" and its companion film, "Deep Blue". "Earth" was released around the world from 2007 to 2009. There was also another accompanying television series, "", which looked at the environmental problems facing some of the species and habitats featured in the main series in more detail. Planet Earth premiered on BBC One on 5 March 2006 in the United Kingdom. On the same day or in the subsequent weeks or months, the series also began airing in