Director
Martin Johnson
DIRECTOR
Matthew Dyas
Penny Palmer
Stars (in credits order)
Chris van Tulleken
Self - Presenter
Xand van Tulleken
Mike Tipton
Self - Professor, Extreme Evironments Laboratory, Portsmouth University
Bruce German
Self - Department of Food Science and Technology, University of California Davis
Danny MacAskill
Self - Extreme Cyclist
Bryan Hughes
Self - Snake Catcher, Phoenix, Arizona
Lew Hollander
Self - 87-Year-Old Triathlete
Reyna Gordon
Self - Cognitive Neuroscientist
Sophie Montague
Self - Actor, 'Five Kinds of Silence'
Harald Ott
Self - Harvard Researcher
Fredrik Åhs
Self - Karolinska Institute, Stockholm
Valerie Curtis
Self - London School of Hygiene and Tropical Medicine
Freya Christie
Self - Tennis Player
Kate Byrne
Self - Ballet Dancer
Mark Benson
Self - Summit County Rescue Group, Colorado
Steve McMahon
Self - Pain Expert, Kings College, London
Diana Northup
Self - University of New Mexico
Debbie Beacham
Dan Davis
Self - University of Manchester
Neena Modi
Self - Professor of Neonatal Medicine, Imperial College London
Recker Eans
Six year old drummer (uncredited)
