How many seasons does The Undeclared War have?

The Undeclared War has 2 seasons and 12 episodes.

Is The Undeclared War renewed or canceled?

The Undeclared War is currently returning. The next episode airs Aug 4, 2026.

Where can I watch The Undeclared War?

The Undeclared War is available on Channel 4. You can stream it on Peacock.

When is the next episode of The Undeclared War?

The next episode of The Undeclared War (S2 E5) airs on Aug 4, 2026.

The Undeclared War

Name: The Undeclared War
Genre: War & Politics, Drama, Sci-Fi & Fantasy
Released: 2022-06-30
Rating: 6.176
Cast: Hannah Khalique-Brown, Simon Pegg, Maisie Richardson-Sellers, Adrian Lester

RETURNING2 Seasons12 Episodes★ 6.2

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NetworkChannel 4

First AiredJun 30, 2022

Last AiredJul 22, 2026

GenreWar & Politics, Drama, Sci-Fi & Fantasy

Runtime47 min

Created ByPeter Kosminsky

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.

NEXT EPISODE

S2 E5Episode 5Aug 4, 20263d

WHERE TO WATCH

Peacock

Some links may earn us a commission. Data via JustWatch / TMDB

Cast

Hannah Khalique-Brown

Saara Parvan

Simon Pegg

Danny Patrick

Maisie Richardson-Sellers

Kathy Freeman

Adrian Lester

PM Andrew Makinde

Seasons & Episodes2 seasons · 12 episodes

0% complete

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.

E1Episode 1

Jul 21, 202648m★ 1.0

As Danny deals with the fallout from the Russian cyber-attack, a bold new threat emerges.

E2Episode 2

Jul 22, 202647m★ 1.0

Vadim finds himself working for the Chinese. Danny and Roz clash, and the mole hunt is on.

E3Episode 3

Jul 28, 202648m★ 1.0

Barbara faces an impossible decision when her charming ex-boyfriend Nicky Chan re-appears.

E4Episode 4

Jul 29, 202648m★ 1.0

A malware attack on British government departments forces Danny and Roz to work together.

E5Episode 5UPCOMING

Aug 4, 202643m

Charlie interrogates Barbara, and Danny discovers a clue that turns his life upside down.

E6Episode 6UPCOMING

Aug 5, 202647m

Danny puts everything on the line in order to right some wrongs.

About The Undeclared War

The Undeclared War is a war & politics, drama, sci-fi & fantasy series on Channel 4. The show first aired on Jun 30, 2022 and currently has 2 seasons and 12 episodes. The Undeclared War has been renewed and is returning for more episodes. The next episode airs on Aug 4, 2026. It has a rating of 6.2/10 based on 85 votes. The cast includes Hannah Khalique-Brown, Simon Pegg, Maisie Richardson-Sellers, Adrian Lester. Created by Peter Kosminsky.