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The Undeclared War

Available in United States

The Undeclared War (2022)

Where can I watch The Undeclared War in United States?

As of 2026-09-11, in United States: The Undeclared War streams on Peacock Premium, Peacock Premium Plus.

K12 · 2022 · Ended · 2 seasons · 12 episodes · 47m

TMDB 6.3 · 102 votes

  • War & Politics
  • Drama
  • Sci-Fi & Fantasy

Created by Peter Kosminsky

The battle line is online

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.

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Availability by country

Streaming in 5 of 6 tracked countries as of 2026-09-11.

CountryLicensed apps
IndiaJioHotstar
United StatesPeacock Premium, Peacock Premium Plus
United KingdomSky Go, Channel 4
JapanAmazon Video
GermanyNot listed
BrazilClaro video

Series Cast

Current Season

Series 2

10% · 2026 · 6 Episodes

The elite Malware Department at GCHQ grapples with the aftermath of a devastating Russian cyber-attack. Just when it seems the UK has gained the upper hand, Danny and his team discover a mole in their midst and uncover a far more dangerous threat.

Episode 6 (2x6, 5 August 2026)

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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.

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FAQ

Where can I watch The Undeclared War in United States?
As of 2026-09-11, in United States: The Undeclared War streams on Peacock Premium, Peacock Premium Plus.
Where can I watch The Undeclared War in India?
Licensed apps in India: JioHotstar.
Where can I watch The Undeclared War in United Kingdom?
Licensed apps in United Kingdom: Sky Go, Channel 4.
Where can I watch The Undeclared War in Japan?
Licensed apps in Japan: Amazon Video.
Where can I watch The Undeclared War in Germany?
The Undeclared War is not on tracked licensed apps in Germany right now.
Where can I watch The Undeclared War in Brazil?
Licensed apps in Brazil: Claro video.
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