Creator	Role	# of Episodes
Dr. Helen Scales Dr. Helen Scales is a marine biologist, writer, and broadcaster. She is author o... more	Host	12
Oliver Steeds Oliver Steeds is the Founder of Nekton and leads the management and development ... more	Host	12
Joan Jonas Joan Jonas (born July 13, 1936) is an American visual artist and a pioneer of vi... more	Guest	1
Alenka Artnik Alenka Artnik is the deepest underwater female freediver with 114m depth.... more	Guest	1
Nico Rosberg Nico Erik Rosberg is a German-Finnish former racing driver. He won the 2016 Form... more	Guest	1
Robert Sheehan Robert Sheehan is an Irish actor. He is best known for television roles such as ... more	Guest	1
Steve Backshall Stephen James Backshall is a BAFTA-winning English naturalist, explorer, writer,... more	Guest	1
Jason deCaires Taylor Jason deCaires Taylor (born 12 August 1974 in Dover) is a British sculptor and c... more	Guest	1
Markus Reymann Markus Reymann was trained as an actor and successfully performed on screen and ... more	Guest	1
Miranda Merron Miranda Merron is a British female sailor born on 2nd July 1969. She is an offsh... more	Guest	1
Ian Urbina Ian Urbina (born March 29, 1972) is an investigative reporter who writes most of... more	Guest	1
Jason Fox Jason "Foxy" Fox is a former Special Force officer, explorer, combat swimmer, de... more	Guest	1