Marshall is an Emmy award-
Marshall created and series produced the internationally acclaimed Serious environmental adventure series, seen in a hundred and fifty countries. He was senior producer on the BBC TV science magazine show Tomorrow’s World and the children's news programme Newsround. Most recently he was Showrunner on Discovery’s top global show Gold Rush, and he series produced and directed new series Bear Grylls Survival School for ITV.
His investigative self-
Marshall has won a host of honours including an International Emmy, four British Academy (BAFTA) Awards and five Royal Television Society (RTS) Awards.
Factual books include Undercover, co-
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