| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Foz Allan | Crew | Production | Executive Producer | 5 |
Louise Hooper | Crew | Directing | Director | 3 |
 Sarah Crowe | Crew | Production | Casting | 5 |
 Matt Charman | Crew | Production | Executive Producer, Writer, Creator, Creator | 5 |
Jamie Salisbury | Crew | Sound | Music | 5 |
Amanda Duke | Crew | Writing | Writer | 3 |
Ben Drury | Crew | Editing | Editor | 5 |
Valerie Ryan | Crew | Production | Executive Producer | 5 |
 Sarah O'Gorman | Crew | Directing | Director | 2 |
 Adam James | Cast | Actor | Patrick Hamilton | 4 |
 Alex Kingston | Cast | Actress | Audrey Gratz | 5 |
 Ciarán Hinds | Cast | Actor | Sir Martin Angelis | 5 |
 Clare Holman | Cast | Actress | Mary Angelis | 3 |
 Nathalie Armin | Cast | Actress | Lydia Jenna | 1 |
Richard Huw | Cast | Actor | Lord Lambert | 1 |
 Simon Lenagan | Cast | Actor | Robert Kirby | 3 |
 Charlie Cox | Cast | Actor | Adam Lawrence | 5 |
 Danila Kozlovsky | Cast | Actor | Lord Anton Melnikov | 3 |
 Evan Davis | Cast | Actor | Newsreader | 1 |
Joanna Horton | Cast | Actress | Rebecca Rossano | 2 |
 Jonathan Rhodes | Cast | Actor | Constituent | 1 |
 Kevin Harvey | Cast | Actor | Olamide Bello | 4 |
 Olga Kurylenko | Cast | Actress | Kara Yusova | 5 |
 Joseph Kloska | Cast | Actor | Thomas Keegan | 1 |
 Oona Chaplin | Cast | Actress | Maddy De Costa | 5 |
 Syrus Lowe | Cast | Actor | Kit Harper | 4 |
 Tracy Ifeachor | Cast | Actress | Dede Alexander | 5 |
 Joe Macaulay | Cast | Actor | PPO Pete Barnes | 4 |
 Beau Gadsdon | Cast | Actress | Ella Lawrence | 5 |
 Sargon Yelda | Cast | Actor | Malik Banajee | 3 |
 John Lightbody | Cast | Actor | PPO Frank Scott | 4 |
 Alex Magliaro | Cast | CIA Agent Harrington | 2 | |
 Samuel Leakey | Cast | Actor | Callum Lawrence | 5 |
Evan Davis | Cast | Newsreader | 1 | |
 Dinita Gohil | Cast | Actress | Zoe | 1 |
 Alexandra Guelff | Cast | Actress | CIA Agent Gore | 3 |
Rishi Nair | Cast | Met Officer | 1 | |
 Mark Ramsay | Cast | Actor | Doorman | 1 |
 Brian Law | Cast | Actor | CIA Agent Tao | 4 |
 Annabel Wood | Cast | Actress | Joanne Allinson | 2 |
 Avital Lvova | Cast | Actress | Irina Belova | 2 |
 Jonathan Nyati | Cast | PPO Bob Hayes | 1 | |
Will Deville | Cast | Injured Cyclist | 1 | |
Sofian Francis | Cast | Actor | Kyle Mills | 2 |
Jayne Aguire | Cast | Political Aide | 3 | |
Claire Lacey | Cast | Actress | Committee Chair | 1 |
Miztli Rose | Cast | Waitress | 1 | |
Dan Shaw | Cast | Ex-Serviceman | 1 | |
Dinita Gohill | Cast | Zoe | 3 | |
| Person | Type | Job | Role(s) | Episodes |
