Ancient Aliens

2009– · 22 seasons · 294 episodes · Documentary, History

Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the US, each episode gives historic depth to the questions, speculations, provocative controversies, first-hand accounts and grounded theories surrounding this age old debate.

7.0IMDb · 14k votes

Best season: 7.8; Season 22. Weakest is season 6, at 6.6
Top episode: 8.6; S20 E11 · Mysteries of the Maya
Lowest episode: 5.9; S3 E14 · Aliens and the Undead
Latest episode: 8.5; +1.2 against the show's 7.3 average

IMDb rating, sized by votes
Under 100 votes
Season trend

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Every episode

IMDb rating of every Ancient Aliens episode, by season and episode number
	Episode 1	Episode 2	Episode 3	Episode 4	Episode 5	Episode 6	Episode 7	Episode 8	Episode 9	Episode 10	Episode 11	Episode 12	Episode 13	Episode 14	Episode 15	Episode 16	Episode 17	Episode 18

Season 1	7.5	7.4	7.3	7.4	7.4
Season 2	7.3	7.2	7.6	7.3	7.4	7.2	6.9	7.5	7.1	7.1
Season 3	6.9	6.9	6.9	7.2	6.8	7.6	7.0	7.2
Season 4	7.3	7.2	7.2	6.7	7.6	7.8	6.2	7.3
Season 5	7.1	6.8	6.9	6.8	6.6	6.7	6.6	6.7
Season 6	6.7	6.2	7.3	6.5	6.2	6.5	6.4	6.5
Season 7	6.9	6.7	6.3	6.8	7.1	6.4	6.7	6.8
Season 8	6.9	7.1	6.8	6.3	6.6	7.7	6.8	7.0
Season 9	7.2	7.4	6.8	7.0	6.8	7.0	7.1	7.3
Season 10	7.4	7.4	7.0	6.9	7.0	7.4	6.6	7.6
Season 11	7.9	7.9	7.5	7.6	7.0	7.0	7.5	7.4
Season 12	7.3	7.5	7.3	8.0	7.3	7.7	7.7	7.5
Season 13	7.5	7.2	7.2	7.4	7.3	7.3	7.6	7.2
Season 14	7.9	6.5	7.7	7.3	7.7	7.6	7.0	7.1
Season 15	7.9	7.0	7.7	6.8	7.1	7.8	7.1	6.7
Season 16	7.4	7.4	7.4	7.4	7.8	8.0	8.0	6.9
Season 17	7.3	7.2	6.8	7.0	7.3	7.1	7.2
Season 18	7.5	7.1	7.3	7.3	7.0	7.3	7.1	6.7
Season 19	7.5	7.8	8.1	7.8	7.2	7.4	7.7	7.6
Season 20	7.3	6.5	7.4	7.4	7.4	7.1	8.1	7.6
Season 21	7.1	7.1	7.4	7.4	7.0	7.1	8.4	7.7
Season 22	7.4	8.2	8.1	8.2	7.8	7.2	7.9	7.6

Ancient Aliens

Episode ratings

Every episode