Veteran MI5 agent John Hughes navigates a shifting security landscape and progressive workplace. An assassination links him to a conspiracy, he races to find the truth and protect his career, marriage, and Britain from an imminent threat.
| Season | From | To | Episodes |
|---|---|---|---|
| All Seasons | |||
| Specials | 0 | ||
| Season 1 | February 2026 | February 2026 | 4 |
| Unassigned Episodes | 0 |
| Season | From | To | Episodes |
|---|---|---|---|
| Season 1 | 0 | ||
| Unassigned Episodes | 4 |
| Name | Number of Episodes | Dates | |
|---|---|---|---|
| David Eldridge | 8 | 02/08/2026 - 02/09/2026 |
| Name | Number of Episodes | Dates | |
|---|---|---|---|
| Julian Jarrold | 8 | 02/08/2026 - 02/09/2026 |
| Name | Number of Episodes | Dates | |
|---|---|---|---|
| Shaun Evans | 5 | 02/08/2026 - 02/09/2026 | |
| Tom Leggett | 4 | 02/08/2026 - 02/09/2026 | |
| Damien Timmer | 4 | 02/08/2026 - 02/09/2026 |
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