Project Blue Book backdrop
Project Blue Book poster
TV SeriesCanceled

Project Blue Book

Episode Ratings

IMDb ratings graph for every episode of Project Blue Book across all 2 seasons.

2019–2020 · 2 seasons · History · Sci-Fi & Fantasy · Mystery · Drama
IMDb
7.6
16k ratings
TMDB
8.1
1k ratings
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Episode Ratings

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

Episode ratings

Rating:MasterpieceExcellentGoodAveragePoorN/A
S1
S2
E1
7.6
8.0
E2
7.7
8.3
E3
7.9
8.3
E4
7.9
7.7
E5
7.8
7.8
E6
7.7
8.1
E7
7.7
7.8
E8
7.7
8.3
E9
8.0
8.3
E10
8.3
8.8
AVG
7.8
8.1

Overview

A chronicle of the true top secret U.S. Air Force-sponsored investigations into UFO-related phenomena in the 1950s and ’60s, known as “Project Blue Book”.

NetworkHistory
Runtime~44 min
Seasons2

Project Blue Book holds an IMDb rating of 7.6 from 16K votes. Across its 20 rated episodes, the highest-rated is S2E10 "Operation Mainbrace" at 8.8, and the lowest is S1E1 "The Fuller Dogfight" at 7.6. Season 2 is the strongest, averaging 8.1 per episode. Explore the full episode ratings graph below, season by season.

Peak8.8
S2E10Operation Mainbrace
Low point7.6
S1E1The Fuller Dogfight

Averages 8.0 across 20 rated episodes — strongest run is Season 2 at 8.1.

Average by season

Season 17.810 eps
Season 28.110 eps

Top-rated episodes

1S2E10Operation Mainbrace8.8
2S1E10The Washington Merry-Go Round8.3
3S2E2The Roswell Incident (2)8.3
4S2E3Area 518.3
5S2E8What Lies Beneath8.3

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Frequently asked questions

How many episodes does Project Blue Book have?

Project Blue Book has 20 episodes across 2 seasons.

How many seasons does Project Blue Book have?

Project Blue Book has 2 seasons.

What is Project Blue Book's IMDb rating?

Project Blue Book holds an IMDb rating of 7.6 from 16K votes.

What is the highest-rated episode of Project Blue Book?

The highest-rated episode of Project Blue Book is S2E10 “Operation Mainbrace”, rated 8.8 on IMDb.

What is the lowest-rated episode of Project Blue Book?

The lowest-rated episode of Project Blue Book is S1E1 “The Fuller Dogfight”, rated 7.6 on IMDb.

Which season of Project Blue Book is the best?

Season 2 is the highest-rated, averaging 8.1 per episode.