

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.
Download ShowCal app, get push notifications when new episodes air

Season 1
6 eps · 2022-06-30
Season 2
6 eps · 2026-08-27
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.
The Undeclared War airing schedule, episode calendar, cast, and synopsis. The Undeclared War airs on Channel 4.
Hattie Morahan
Elizabeth Kahn