• Cast in Order of Appearance: Gemma Chan (Anita), Tom Goodman-Hill (Joe Hawkins), Pixie Davies (Sophie Hawkins), Theo Stevenson (Toby Hawkins), Katherine Parkinson (Laura Hawkins), Lucy Carless (Mattie Hawkins), Dan Tetsell (Salesman), Manpreet Bachu (Harun Khan), Emily Berrington (Niska), Ivanno Jeremiah (Max), Colin Morgan (Leo), Sope Dirisu (Fred), Philip Arditti (Salim Sadik), William Hurt (Dr. George Millican), Ellen Thomas (Lindsey Kiwanuka), Rebecca Front (Vera), Will Tudor (Odi), Danny Webb (Hobb), Claire Lams (Shop Assistant), Neil Maskell (Detective Sergeant Pete Drummond), Ruth Bradley (Detective Inspector Karen Voss), Jack Derges (Simon), Jill Halfpenny (Jill Drummond), Caroline Lee Johnson (Brothel Madame), Akie Kotabe (Dr. Ji Dae-Sun), Krishnan Guru-Murthy (Himself), Jonathan Aris (Robert), Tor Clark (Senior Technician)
• Written By: Sam Vincent & Jonathan Brackley
• Directed By: Sam Donovan

• Cast in Order of Appearance: Sope Dirisu (Fred), Danny Webb (Hobb), Tor Clark (Senior Technician), Gemma Chan (Anita), Theo Stevenson (Toby Hawkins), Tom Goodman-Hill (Joe Hawkins), Katherine Parkinson (Laura Hawkins), Lucy Carless (Mattie Hawkins), Ivanno Jeremiah (Max), Colin Morgan (Leo), Neil Maskell (Detective Sergeant Pete Drummond), Jill Halfpenny (Jill Drummond), Mark Flitton (Clark), Paul Kaye (Silas Capek), William Hurt (Dr. George Millican), Will Tudor (Odi), Rebecca Front (Vera), Ellen Thomas (Lindsey Kiwanuka), Tom Bell (School Synth), Manpreet Bachu (Harun Khan), Jack Derges (Simon), Ruth Bradley (Detective Inspector Karen Voss), Beverley Hills (Head Teacher), Emily Berrington (Niska), Caroline Lee Johnson (Brothel Madame), Steven Pacey (Colin / Client), Pixie Davies (Sophie Hawkins)
• Written By: Sam Vincent & Jonathan Brackley
• Directed By: Sam Donovan

• Cast in Order of Appearance: Sope Dirisu (Fred), Danny Webb (Hobb), Tor Clark (Senior Technician), Tom Goodman-Hill (Joe Hawkins), Theo Stevenson (Toby Hawkins), Lucy Carless (Mattie Hawkins), Pixie Davies (Sophie Hawkins), Katherine Parkinson (Laura Hawkins), Gemma Chan (Anita), Ivanno Jeremiah (Max), Colin Morgan (Leo), Ruth Bradley (Detective Inspector Karen Voss), Neil Maskell (Detective Sergeant Pete Drummond), Caroline Lee Johnson (Brothel Madame), Emily Berrington (Niska), William Hurt (Dr. George Millican), Rebecca Front (Vera), Will Tudor (Odi), Dominic Mafham (Chief Superintendant Shaw), Adam Astill (Journalist), Jill Halfpenny (Jill Drummond), Jack Derges (Simon), Joshua Hill (Cyclist), Tom Brittney (Greg)
• Written By: Sam Vincent & Jonathan Brackley
• Directed By: Daniel Nettheim

• Cast in Order of Appearance: Paul Kaye (Silas Capek), Danny Webb (Hobb), Jill Halfpenny (Jill Drummond), Jack Derges (Simon), Neil Maskell (Detective Sergeant Pete Drummond), Ruth Bradley (Detective Inspector Karen Voss), Gemma Chan (Anita), Lucy Carless (Mattie Hawkins), Katherine Parkinson (Laura Hawkins), Tom Goodman-Hill (Joe Hawkins), Naoko Mori (Fiona), Colin Morgan (Leo), Ivanno Jeremiah (Max), Theo Stevenson (Toby Hawkins), Alana Boden (Caroline), Manpreet Bachu (Harun Khan), Emma Davies (Mrs. Kennedy), Matthew Tennyson (Howard), Daisy Keeping (Nelly), Joshua Johnson (Danny), James Backway (Kyle), Eva-Jane Willis (Girl in Café), Grace Chilton (Persona Technician), Emily Berrington (Niska), Adam Astill (Journalist), Danny Babington (Smash Club Man), William Hurt (Dr. George Millican), Rebecca Front (Vera), Nigel Boyle (Rickie), John Ramm (Malcolm), Tor Clark (Senior Technician)
• Written By: Joe Barton
• Directed By: Daniel Nettheim

• Cast in Order of Appearance: Emily Berrington (Niska), Colin Morgan (Leo), Ivanno Jeremiah (Max), Gemma Chan (Anita), Lucy Carless (Mattie Hawkins), Theo Stevenson (Toby Hawkins), Katherine Parkinson (Laura Hawkins), Tom Goodman-Hill (Joe Hawkins), Pixie Davies (Sophie Hawkins), Ruth Bradley (Detective Inspector Karen Voss), Neil Maskell (Detective Sergeant Pete Drummond), Dominic Mafham (Chief Superintendant Shaw), Neil McKinven (Taxi Driver), William Hurt (Dr. George Millican), Rebecca Front (Vera), Mark Weinman (Persona Driver), Jill Halfpenny (Jill Drummond), Jack Derges (Simon), Nigel Boyle (Rickie), Danny Webb (Hobb), Jonathan Aris (Robert), Stella Gonet (Frances Walker), Sope Dirisu (Fred), Tom Christian (Jogger), Will Tudor (Odi), Adan Newington (Police Synth), Stephen Boxer (Dr. David Elster), Tor Clark (Senior Technician), Ashley Zhangazha (Speaker)
• Written By: Emily Ballou
• Directed By: Lewis Arnold

• Cast in Order of Appearance: Sope Dirisu (Fred), Danny Webb (Hobb), Katherine Parkinson (Laura Hawkins), Gemma Chan (Anita / Mia), Lucy Carless (Mattie Hawkins), Theo Stevenson (Toby Hawkins), Pixie Davies (Sophie Hawkins), Tom Goodman-Hill (Joe Hawkins), Jonathan Harden (Andy), Ivanno Jeremiah (Max), Colin Morgan (Leo), Emily Berrington (Niska), Rebecca Front (Vera), William Hurt (Dr. George Millican), Will Tudor (Odi), Adam Leese (Dad in Playground), Jack Derges (Simon), Jill Halfpenny (Jill Drummond), Manpreet Bachu (Harun Khan), Ruth Bradley (Detective Inspector Karen Voss), Neil Maskell (Detective Sergeant Pete Drummond), Neil McKinven (Taxi Driver), Stephen Boxer (Dr. David Elster), Dani Biernat (Nurse), Spencer Norways (Young Leo), Laurence Ubong Williams (Police Officer)
• Written By: Sam Vincent & Jonathan Brackley
• Directed By: Lewis Arnold

• Cast in Order of Appearance: Ruth Bradley (Detective Inspector Karen Voss), Stephen Boxer (Dr. David Elster), Emily Berrington (Niska), Ivanno Jeremiah (Max), Sope Dirisu (Fred), Gemma Chan (Anita / Mia), Lucy Carless (Mattie Hawkins), Katherine Parkinson (Laura Hawkins), Tom Goodman-Hill (Joe Hawkins), Neil Maskell (Detective Sergeant Pete Drummond), William Hurt (Dr. George Millican), Rebecca Front (Vera), Will Tudor (Odi), Colin Morgan (Leo), Danny Webb (Hobb), Tor Clark (Senior Technician), Theo Stevenson (Toby Hawkins), Pixie Davies (Sophie Hawkins), Joss Porter (Policeman), Angela Clerkin (Teacher), Ann Akin (Police Woman)
• Written By: Sam Vincent & Jonathan Brackley
• Directed By: China Moo-Young

• Cast in Order of Appearance: Colin Morgan (Leo), Danny Webb (Hobb), Gemma Chan (Anita / Mia), Emily Berrington (Niska), Ivanno Jeremiah (Max), Sope Dirisu (Fred), Katherine Parkinson (Laura Hawkins), Lucy Carless (Mattie Hawkins), Pixie Davies (Sophie Hawkins), Tom Goodman-Hill (Joe Hawkins), Jamie Michie (Constable), Theo Stevenson (Toby Hawkins), Dominic Mafham (Chief Superintendant Shaw), Neil Maskell (Detective Sergeant Pete Drummond), Ruth Bradley (Detective Inspector Karen Voss), Duncan Pow (Scientist), Tor Clark (Senior Technician), Stella Gonet (Frances Walker), Jonathan Aris (Robert), Stephen Boxer (Dr. David Elster), Andrea Hart (Protest Leader), Christopher Patrick Nolan (Protester), Michael Dixon (Sentry Constable), Spencer Norways (Young Leo)
• Written By: Sam Vincent & Jonathan Brackley
• Directed By: China Moo-Young