Mark Linfield is best known for his work with the BBC Natural History Unit as a producer of two episodes of the television series Planet Earth (2006) and as writer and co-director of the associated feature film Earth (2007). Linfield is currently working on two collaborations with Fothergill: The Frozen Planet, the follow-up series to Planet Earth, and Chimpanzee, a Disneynature feature film. His wife, Vanessa Berlowitz, is also a producer at the Natural History Unit.


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