Marshall is an Emmy and 5 x BAFTA-winning TV producer and director with more than 20 years of network TV experience. He recently completed the landmark environmental documentary Steve Backshall’s Royal Arctic Challenge for ITV1/ITV X, featuring HM King Charles.

With particular expertise in adventure, science, current affairs, children’s and environmental issues, Marshall has made films in the world’s most extreme environments, from war zones to the jungle, desert and Arctic.

He has series produced some of the BBC’s flagship shows such as Tomorrow’s World and Newsround, and he created and ran the acclaimed BBC Serious adventure series, seen in 150 countries over eight seasons.

Marshall filmed undercover on several high profile BBC current affairs documentaries, including unprecedented access to North Korea for BBC Panorama. He was showrunner on the Discovery hit show Gold Rush, and developed, series produced and directed a new 12 part ITV series Bear Grylls Survival School.

He was written a wide range of factual books. Extreme Survival: An adventurer’s Guide to the World’s Most Dangerous Places was shortlisted for a Royal Society Science Books Prize.