- Michael Smiley - Reverend Green
- Steve Oram - Motorcycle Policeman
- Reece Shearsmith - Collaborator
- Nicholas Burns - Collaborator
- Bill Nighy - The Network (voice)
- Thomas Law - Young Gary
- Zachary Bailess - Young Andy
- Jasper Levine - Young Steven
- James Tarpey - Young Peter
- Luke Bromley - Young Oliver
- Sophie Evans - Becky Salt
- Samantha White - Erika Leekes
- Rose Reynolds - Tracy Benson
- Richard Hadfield - Young Shane
- Flora Slorach - Young Sam
- Francesca Reidie - Teenage Twins
- Charlotte Reidie - Teenage Twins
- Alex Austin - Pale Young Man
- Jonathan Aris - Group Leader
- Jenny Bede - Fitness Instructor (26)
- Angie Wallis - Peter's Wife
- Paul Bentall - Peter's Dad
- Richard Graham - Head Builder
- Alice Lowe - Young Lady
- Rafe Spall - Young Man
- Julia Deakin - B & B Landlady
- Greg Townley - Greg
- Tyler Dobbs - Tyler
- Samuel Mak - Sam
- Teddy Kempner - Publican 1
- Mark Kempner - Publican 2
- Nick Holder - Publican 3
- Michael Sarne - Publican 6
- Mark Heap - Publican 7
- Kelly Franklin - Kelly
- Stacey Franklin - Stacey
- James Granstrom - Adrian Keane
- Patricia Franklin - Upstairs Beehive Lady
- Mark Donovan - Big Ugly Bastard
- Ricky Champ - Big Ugly Bastard
- Ken Bones - Publican 13
- Peter Serafinowicz - Knock-a-Door Run Home Owner (uncredited)
- Nicola Cunningham - Girl at Group Meeting (uncredited)
- Mark Hopkins
- James Biddle
- Robert Sterne
- Edgar Wright
- Simon Pegg
- Nick Frost
- Nira Park
- Kirsten Lane
- Colin Nicolson
- Steven Price
Capítulo disponible en las siguientes plataformas:
