The Undeclared War backdrop
The Undeclared War poster
TV SeriesEnded

The Undeclared War

Episode Ratings

IMDb ratings graph for every episode of The Undeclared War across all 2 seasons.

2022–2026 · 2 seasons · Channel 4 · War & Politics · Drama · Sci-Fi & Fantasy
IMDb
7.1
8k ratings
TMDB
6.3
105 ratings
Community
—
Be the first to rate
Rate this series
☆☆☆☆☆☆☆☆☆☆
Sign in to rate

Episode Ratings

Season-by-season heatmap · hover a cell for details

Episode ratings

Rating:MasterpieceExcellentGoodAveragePoorN/A
S1
S2
E1
7.2
7.5
E2
7.3
7.5
E3
7.4
7.5
E4
7.3
7.9
E5
7.3
7.7
E6
7.5
8.1
AVG
7.3
7.7

Overview

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.

NetworkChannel 4
Runtime~47 min
Seasons2

The Undeclared War holds an IMDb rating of 7.1 from 8K votes. Across its 12 rated episodes, the highest-rated is S2E6 "Episode 6" at 8.1, and the lowest is S1E1 "Episode 1" at 7.2. Season 2 is the strongest, averaging 7.7 per episode. Explore the full episode ratings graph below, season by season.

Peak8.1
S2E6Episode 6
Low point7.2
S1E1Episode 1

Averages 7.5 across 12 rated episodes — strongest run is Season 2 at 7.7.

Average by season

Season 17.36 eps
Season 27.76 eps

Top-rated episodes

1S2E6Episode 68.1
2S2E4Episode 47.9
3S2E5Episode 57.7
4S1E6Episode 67.5
5S2E1Episode 17.5

Community reviews

✍️
No reviews yet
Be the first to share your thoughts on this title.

Frequently asked questions

How many episodes does The Undeclared War have?

The Undeclared War has 12 episodes across 2 seasons.

How many seasons does The Undeclared War have?

The Undeclared War has 2 seasons.

What is The Undeclared War's IMDb rating?

The Undeclared War holds an IMDb rating of 7.1 from 8K votes.

What is the highest-rated episode of The Undeclared War?

The highest-rated episode of The Undeclared War is S2E6 “Episode 6”, rated 8.1 on IMDb.

What is the lowest-rated episode of The Undeclared War?

The lowest-rated episode of The Undeclared War is S1E1 “Episode 1”, rated 7.2 on IMDb.

Which season of The Undeclared War is the best?

Season 2 is the highest-rated, averaging 7.7 per episode.