The Undeclared War
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 Stream
Stream in 46 countries
Sorted by distance from 
United States
US United States
MX Mexico
CA Canada
CO Colombia
PE Peru
IE Ireland
GB United Kingdom
NO Norway
BR Brazil
PT PortugalShowing 10 of 46 countries.
Cast, directors & writers
Hannah Khalique-Brown
Saara Parvan
Simon Pegg
Danny Patrick
Maisie Richardson-Sellers
Kathy Freeman
Edward Holcroft
James Cox
Adrian Lester
PM Andrew Makinde
Alex Jennings
David Neal
Hattie Morahan
Elizabeth Kahn
Ed Stoppard
Richard Marston
Mark Rylance
John Yeabsley
Sian Brooke
Barbara Patrick
Julie Barclay
Sally J
Kirsty Hoiles
Caroline Fitch
Nitin Ganatra
Ahmed Parvin
Gavi Singh Chera
Sajid Parvin
Robert Cavanah
Campbell Scott
Alfie Friedman
Gabriel Davies
Melanie Gutteridge
Chrissie
Aysha Kala
Amina Parvin
Jamie Muscato
Finn
Andrew Rothney
Rich T
Peter Kosminsky
Director · Writer
Declan Lawn
Writer
Amelia Spencer
Writer
Adam Patterson
Writer
About streaming The Undeclared War worldwide
Our listings show subscription, free or ad-supported streaming for The Undeclared War in 46 countries. Providers and access requirements vary by country.
In United States, the listed subscription streaming options for The Undeclared War are Peacock and HBO Max.
These listings are for the show and do not confirm that every season or episode is included. Use the season selector to check a specific season.
Our listings also show streaming in 45 other countries, including Mexico, Canada, and Colombia. Follow the country guides below to compare providers.
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