The Lost Worlds of Planet Earth The Lost Worlds of Planet Earth "The Lost Worlds of Planet Earth" is the ninth episode of the American documentary television series "". It premiered on May 4, 2014 on Fox, and aired on May 5, 2014 on National Geographic Channel. The episode was directed by Brannon Braga, written by Ann Druyan and Steven Soter, and featured the voice of Amanda Seyfried as geologist Marie Tharp. The episode explores the history of the Earth starting with the period of the Late Heavy Bombardment, approximately "3.8 to 4.1 Billion years ago during which the Moon, Mercury, Venus, Earth and were battered
Planet Earth II the working title "One Planet", but the title was later changed to "Planet Earth II". The BBC trailer for the series used the same music featured in the trailer for the original "Planet Earth", "Hoppípolla" by Icelandic post-rock band Sigur Rós. The original "Planet Earth", airing in 2006, was one of the first natural documentary series to be made in high definition (HD) and "Planet Earth II" utilised new technologies developed since the first series, including ultra high definition (4K), improved camera stabilisation, remote recording and aerial drone technology. The premiere of "Planet Earth II" took place at Bristol's Cinema