- Sara Pascoe - Coco Lomax
- Joel Fry - Karl Marx
- David Tennant - Narrator (voice)
- Alex Beckett - Barney Lumsden
- Nicholas Gleaves - Anthony Preston
- Marcus Onilude - Shaquille Johnson
- Karina Fernandez - Interpretor
- Nina Sosanya - Nina Christiani
- Karl Collins - Bus Driver
- Jimmy Akingbola - Receptionist
- Nitin Ganatra - Martin Soper
- Jalaal Hartley - Ben Hooper
- Simon Scardifield - Richard Watson
- Darren Boyd - Dave Wellbeck
- Georgie Glen - School Receptionist
- Chizzy Akudolu - Jane Owen
- Paul Hilton - Jason Topper
- Johann Myers - Fidel Wilson
- Tim McInnerny - Tony Ward
- Lucy Briers - Anna Mitchell
- Lucy Briers - Laura Fletcher
- Ingrid Oliver - AP The Today Programme
- James Naughtie - Himself
- John Ramm - Nigel Fox
- John Hollingworth - Reporter
- Jonny Sweet - Justin Carter
- Tim Bentinck - Richard Parker
- Mozaffar Shafeie - Dr Benhamadi
- Sebastian Coe - Himself
- Neil Edmond - Mike Whitaker
- Jason Watkins - Richard Salter
- Philip Arditti - Saleem Ahmed
- Osi Okerafor - Security Guard
- Roderic Culver - TV Reporter - Roger
- Mark Bonnar - Ben Farrell
- Selina Griffiths - Anna Priestley
- Rebecca Sarker - TV Reporter - Hilary
- Kim Wall - Paul Bavington
- Demetri Goritsas - Max Madeley
- Vicki Pepperdine - Sarah Slocombe
- Kate Silverton - Herself
- Osy Ikhile - Mini Steppah
- Tenika Mahoney - Promo Dancer
- Georgia Amodu - Promo Dancer
- Christopher Fulford - Commander Bob Burford
- Robin Weaver - Deputy Asst. Commissioner Rachel Crane
- Glen Davies - Dave Mills
- Frankie McCafferty - Brian McLoughlin
- Martin McDougall - Senior Operations Analyst Scott Coldwell
- Bentley Kalu - Senior Clandestine Logistics Officer Ryan Burr
- Jane Whittenshaw - Security Guard
- Jessica Knappett - Carey Taylor
- Nicholas Jones - Tony Griffiths
- Tanni Grey-Thompson - Herself
- Eleanor Matsuura - Doctor
- Simon Wilson - TV Reporter - Sam
- Catherine Shepherd - Vicky Long
- Aled Jones - Himself
- Robin Hooper - Frederick Moyle
- Tom Riley - Christian Jebb
- Martin Marquez - Kevin Thingie
Capítulo disponible en las siguientes plataformas:
