Elenco (na ordem dos créditos)
Gethin Jones
Self - Presenter
Kym Marsh
Xand van Tulleken
Self
Rav Wilding
Anna Haugh
James Greenwood
Janette Manrara
William Kirk
Oti Mabuse
Sabrina Grant
Katya Jones
Mark Lane
Helen Skelton
Matt Allwright
Johannes Radebe
Tijion Esho
Rupy Aujla
Simon Calder
Martel Maxwell
Aljaz Skorjanec
Kathryn Louise Burn
Sara Cox
Jacqui Joseph
Shirley Ballas
Neil Jones
George Rainsford
Self - Guest
Nicki Chapman
Gloria Hunniford
Michelle Ackerley
Sheree Murphy
Sara Davies
Karen Hauer
Esther Rantzen
Dianne Buswell
Riyadh Khalaf
Amy Dowden
Dominic Littlewood
Ranj Singh
Derrick Evans
Chris Packham
A.J. Odudu
Claudia Hammond
Robert Rinder
Hugh Dennis
Chris Bavin
Jay Blades
Gregg Wallace
Anton du Beke
Adam Kay
Clara Amfo
Tommy Walsh
Patrick Grant
Kate Bottley
Adam Henson
Tim Spector
Alex Depledge
Craig Revel Horwood
Amar Latif
Vanessa Sanchez-Shimizu
Self - Imperial College London
Rylan Clark
Richard Curtis
Gyles Brandreth
Michael Mosley
Michael Rosen
J.J. Chalmers
Simon Thomas
Romy Gill
Giovanna Fletcher
Graziano Di Prima
Simon Reeve
Angela Rippon
Natasha Raskin Sharp
Jennie Bond
Chris van Tulleken
Dominic Chinea
Ed Balls
Kelly Somers
Ashley John-Baptiste
Joe Wicks
Luba Mushtuk
Mandy Saligari
Nancy Xu
Alice Tapper
Alfie Hughes
Themself
Kimberley Walsh
Sam Quek
Kunal Trehan
Daniel Hardiman-McCartney
Self - Optometrist
Jeremy Dein
Self - Criminal Defence Barrister
Annabel Croft
Matt Lucas
Alison Steadman
Caroline Quentin
Paul Whitehouse
Anita Dobson
Larry Lamb
Bill Bailey
Catherine Tyldesley
Bear Grylls
Bob Mortimer
Richard Osman
Tanya Franks
Rochenda Sandall
Michael Ball
Brian May
Lucy Worsley
Leona Lewis
Crissy Rock
Jean Johansson
Dan Snow
Ben Fogle
Alexandra Burke
Bob Barrett
Max George
Nick Knowles
Rick Stein
Self - Chef
Frankie Bridge
Joe Sugg
Jamie Laing
Linda Nolan
Matt Haig
Self - Author & Campaigner
Alex Scott
Michaela Strachan
Emma Barton
Clare Balding
Greg James
Beverley Knight
Will Kirk
Dan Walker
Lesley Garrett
Bill Turnbull
Verity Rushworth
Raj Bisram
Chris Hoy
Felicity Finch
Rory Reid
Sam Renke
HRVY
Elizabeth Day
Tom Moore
Saffron Barker
Nicola Adams
Giovanni Pernice
John Amaechi
Karen Gibson
Yolanda Brown
Christine Walkden
David Omand
Claude Littner
Rebecca Fairclough
Self - Resident
Sophie Medlin
Self - Dietician
Uchenna Okoye
Omari McQueen
Daryl Williams
Self - Partical Physicist - Imperial College London
Greg Hobson
Self - Curator of Photography - National Media Museum
Tony Goldstone
Self - Radiologist - Imperial College London
Melody Greenwood
Self - Microbiologist
Paul Challinor
Alison Street
Self - Early Childhood Studies - Oxford Brookes University
Richard Mainwaring
Garry Trainer
Self - Osteopath
Matthew Walker
Self - Professor of Neuroscience and Psychology - University of California
Rachel Jones
Self - Chief Executive Officer - Bath Cats & Dogs Home
Nazanin Zand
Self - Food Scientist & Microbiologist - University of Greenwich
Nick Pickett
Self - Music Specialist - Great Ormond Street Hospital
Katrina Pollock
Self - Senior Clinical Researcher
Nilufar Ahmed
Self - Psychotherapist - University of Bristol
Rose Morelli
Self - Student
Alex Elliot
Andy Brook
Lorraine Lee
Self - Child Development Specialist
Anastasia Frost
Paul Sturridge
Self - Publican
John Powell
Self - Building Surveyor
Gareth Davies
Self - National Audit Office
Melanie Armsden
Self - Vintage Stylist
Gemma Atkinson
Harriet Walter
Ella Bruccoleri
Elen Rhys
Dawn French
Ruth Jones
Amanda Holden
Lorcan Cranitch
Fenella Woolgar
Louisa Lytton
Laila Rouass
Claudia Winkleman
James Nelson-Joyce
Russell T. Davies
Gaynor Faye
Jo Brand
Carol Vorderman
Katherine Rose Morley
Denise Van Outen
Jack McMullen
Beattie Edmondson
Les Dennis
Vic Reeves
Jason Manford
Nicola Roberts
Gabby Logan
Martin Bayfield
Motsi Mabuse
Vick Hope
Gorka Marquez
Rik Makarem
Naga Munchetty
Jordan North
James Bye
Alex Jones
Bonnie Tyler
Balvinder Sopal
Nick Grimshaw
Louise Redknapp
David Myers
Kerry Katona
David Ames
Kate Humble
Si King
Laurence Llewelyn-Bowen
Shona McGarty
Maggie Aderin-Pocock
Pam Ayres
Scott Mills
Dion Dublin
Matt Baker
James O'Brien
Ken Bruce
John Torode
Marian Keyes
Wayne Perrey
Julia Bradbury
Zoe Lyons
Heather Small
Kevin Clifton
Eric Knowles
Melanie Blake
Adele Parks
Rob Staines
Storm Keating
Greg Jenner
Chris Stark
Paul McKenna
Rangan Chatterjee
Nadiya Bychkova
Lindsey Russell
Lost Voice Guy
Simon Parfett
Simon Crowther
Lee Burkhill
Ella Al-Shamahi
Jeremy Pang
Mehreen Baig
Marion Yau
Michelle Ogundehin
Nemone
Akis Petretzikis
James Newman
Reece Parkinson
ATOR
Priya Tew
Touker Suleyman
Dean Westmoreland
Max Whitlock
Iolo Williams
Guy Mowbray
Shani Dhanda
Nicola Miles-Wildin
Adam Rutherford
Massimo Peluso
Dawn Bilbrough
Callum Robertson
Self - Museum curator
Jamie Murray
Catherine Mayer
Murray Pittock
Paul Stewart
Faisal Abdalla
Shauna Guinn
Bryony Gordon
Adam Purnell
Self - Kepplegate Care Home Manager
Owen O'Kane
Henry Firth
Shaun Leane
Tim Peake
Dan Scarbrough
Maunika Gowardhan
Solange Azagury-Partridge
Ian Theasby
Ronx Ikharia
Annabel Scholey
Self - Actor
Kathryn Drysdale
Nitin Ganatra
Sally Wainwright
Martins Imhangbe
Paul Merton
Scarlett Moffatt
Adam Thomas
Zaraah Abrahams
Scott Maslen
Ian Hislop
Shazia Mirza
Clair Norris
Carrie Grant
Kevin Duala
Nick Hewer
Clive Myrie
Self - Journalist, newsreader and presenter
Max Hastings
Self - Historian
Miranda Krestovnikoff
Richard Taylor-Jones
Christopher Andrew McGerr
Karl Davies
Kiruna Stamell
Hayley Tamaddon
Amy Walsh
Michelle Tsiakkas
Colletta Smith
Oscar Duke
Dipo Ola
Elisabeth Dermot Walsh
Alan Carr
Victoria Ekanoye
Adam Hills
Gaby Roslin
Nick Stapleton
Ritchie Neville
Briony May Williams
Tom Parker-Bowles
Rob Mallard
James Blake
Self - Interviewee
Denise Nurse
Sonali Shah
Marc Cananur
Dexter Greenwood
Laura Pomfret
Lucy Pollock
Gemma Bray
Iona Bain
Rebecca Mason
Self(uncredited)