In the post-pandemic world of 2024 during an upcoming British general election involving the UK’s first Black Conservative prime minister, a leading team of analysts at the heart of the UK’s NSA-style spy agency GCHQ attempt to ward off a cyber-attack on the country’s electoral system.
Where to watch
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Peacock Premium
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Peacock Premium Plus
see all options Availability data: JustWatch
- Seasons
- 2
- Episodes aired
- 12
- Latest aired
- S02E06
- Total runtime
- 9h 32min
Timeline when each season aired
- Season 1 June 2022 – August 2022 6 episodes
- the show was away for 3 years and 11 months
- Season 2 July 2026 – August 2026 6 episodes
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S01E01 Episode 1
June 30 · 47min find the promo
Show synopsis
A young intern's first day at GCHQ coincides with a major cyberattack on the UK. To win her superiors' trust, she breaks ranks to analyse the malware code without permission and uncovers a greater threat missed by others.
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S01E02 Episode 2
July 7 · 47min find the promo
Show synopsis
Saara befriends John, a veteran GCHQ staffer, and seeks help from Gabriel in decrypting a message in the virus. Danny signs off on Saara attending a cyber conference with US agent Kathy, aware that Russian intelligence will also be there.
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S01E03 Episode 3
July 14 · 56min find the promo
Show synopsis
Vadim returns to Russia where his allegiances are tested, leading him to a risky stunt.
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S01E04 Episode 4
July 21 · 47min find the promo
Show synopsis
With Saara in a difficult position, a revelation forces her hand. Marina moves to London.
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S01E05 Episode 5
July 28 · 47min find the promo
Show synopsis
Signs of irregularity in the UK general election result prompt political unrest, and the nation's relationship with its allies is threatened. Saara makes a devastating discovery.
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S01E06 Episode 6
August 4 · 47min find the promo
Show synopsis
As the true extent of Russia's interference with the UK becomes clear, Saara and her former classmate join forces. Can they uncover the hidden code and prevent a war?