Director/a
Kate Pringle
DIRECTOR/A
Jeff Wilkinson
David Briggs
Matthew Ainsworth
Dick Taylor
Paul Barnett
Matt Barrett
Tristan Quinn
Nikki Stockley
Daniel Child
Russell England
Ben Southwell
Lyndon Bruce
Samuel Goss
Jonathan Cowen
Ruhi Hamid
Tom Hewitson
Reparto (por orden de créditos)
Chris van Tulleken
Self - Presenter
Michael Mosley
Mehreen Baig
Fiona Phillips
Angela Rippon
Jasmine Harman
Serpil Djemal
Self - Restorative Dentistry
Saleyha Ahsan
Chris Bavin
Javid Abdelmoneim
Xand van Tulleken
Tanya Byron
Matthew Mitchell
Self - U.K. Country Manager, Alcohol Monitoring Systems
Alex Scott
Gautam Mehta
Self - Liver Specialist, Royal Free Hospital
Antony Moss
Self - M.D., London South Bank University
Paul Huff
Self - Sports Scientist
Celia Morgan
Self - Professor of Psychopharmacology, University of Exeter
Sam Caton
Self - Experimental Psychologist, University of Sheffield
Wendy Hall
Self - Researcher, King's College London
Derk-Jan Dijk
Self - Sleep Expert, Surrey Sleep Research Centre
Richard Stephens
Self - Hangover Expert, Keele University
Jon Griffin
Self - Chemist, Kent Scientific Services
Sally Davies
Self - Chief Medical Officer for England
Elton John
Self
Prince Harry
Greg Towers
Self - Professor of Molecular Virology UCL
Mariella Frostrup
Cherry Healey
Stuart Gray
Sali Hughes
Self - Beauty Journalist
Nikki Fox
Shani Dhanda
Ronx Ikharia