Ancient Aliens
DocuseriesNonfiction storytelling across episodes.This show: 9/10Long-runnerA show whose sheer longevity shapes how it's watched.This show: 8/10EpisodicSelf-contained episodes you can watch in almost any order.This show: 8/10
Rate this series
Starring
Robert ClotworthySimon Allix
Written by
Kevin Burns
Starring
Robert ClotworthySimon Allix
Written by
Kevin Burns
Ratings per Episode
Votes per Episode
Ancient Aliens Episode Ratings Heatmap
| Avg | E1 | E2 | E3 | E4 | E5 | E6 | E7 | E8 | E9 | E10 | E11 | E12 | E13 | E14 | E15 | E16 | E17 | E18 | E19 | E20 | E21 | E22 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| S1 | 7.5 | 7.5 | 7.4 | 7.3 | 7.4 | 7.4 | ||||||||||||||||||
| S2 | 7.3 | 7.3 | 7.2 | 7.6 | 7.3 | 7.4 | 7.2 | 6.9 | 7.5 | 7.1 | 7.1 | |||||||||||||
| S3 | 6.9 | 7.0 | 6.9 | 6.9 | 7.2 | 6.8 | 7.7 | 7.0 | 7.2 | 6.7 | 7.3 | 6.3 | 6.2 | 6.8 | 5.9 | 6.7 | 7.0 | |||||||
| S4 | 7.1 | 7.3 | 7.2 | 7.2 | 6.7 | 7.6 | 7.8 | 6.2 | 7.3 | 7.1 | 6.5 | |||||||||||||
| S5 | 6.8 | 7.1 | 6.8 | 6.9 | 6.8 | 6.6 | 6.7 | 6.6 | 6.7 | 6.8 | 7.2 | 6.9 | 7.0 | |||||||||||
| S6 | 6.6 | 6.7 | 6.2 | 7.3 | 6.5 | 6.2 | 6.5 | 6.4 | 6.5 | 7.0 | 6.9 | 6.7 | ||||||||||||
| S7 | 6.7 | 6.9 | 6.7 | 6.3 | 6.8 | 7.1 | 6.4 | 6.7 | 6.8 | |||||||||||||||
| S8 | 6.9 | 6.9 | 7.1 | 6.8 | 6.3 | 6.6 | 7.7 | 6.8 | 7.0 | 6.4 | ||||||||||||||
| S9 | 7.1 | 7.2 | 7.4 | 6.8 | 7.0 | 6.8 | 6.9 | 7.1 | 7.3 | 6.2 | 7.3 | 7.3 | 7.4 | |||||||||||
| S10 | 7.1 | 7.4 | 7.4 | 7.0 | 6.9 | 7.0 | 7.4 | 6.6 | 7.6 | 7.1 | 6.7 | |||||||||||||
| S11 | 7.5 | 7.9 | 7.9 | 7.5 | 7.6 | 7.0 | 7.0 | 7.5 | 7.4 | 7.2 | 7.2 | 7.9 | 7.4 | 7.2 | 7.5 | 7.5 | ||||||||
| S12 | 7.4 | 7.3 | 7.5 | 7.3 | 8.0 | 7.3 | 7.7 | 7.7 | 7.5 | 7.8 | 7.3 | 7.2 | 6.7 | 7.0 | 7.0 | 7.0 | 7.5 | |||||||
| S13 | 7.3 | 7.6 | 7.2 | 7.2 | 7.4 | 7.4 | 7.3 | 7.6 | 7.2 | 7.2 | 7.3 | 7.2 | 7.0 | 6.8 | 7.4 | 7.0 | ||||||||
| S14 | 7.2 | 7.9 | 6.5 | 7.7 | 7.3 | 7.7 | 7.6 | 7.0 | 7.1 | 7.3 | 6.9 | 6.8 | 7.8 | 6.3 | 7.2 | 6.7 | 6.8 | 6.9 | 6.5 | 6.6 | 7.3 | 7.2 | 7.4 | |
| S15 | 7.3 | 7.9 | 7.0 | 7.7 | 6.8 | 7.1 | 7.8 | 7.1 | 6.7 | 6.6 | 7.3 | 7.2 | 7.1 | |||||||||||
| S16 | 7.6 | 7.4 | 7.4 | 7.4 | 7.4 | 7.8 | 8.0 | 8.0 | 6.9 | 7.3 | 7.8 | 8.1 | ||||||||||||
| S17 | 7.1 | 7.3 | 7.2 | 6.8 | 7.0 | 7.3 | 7.1 | 7.2 | ||||||||||||||||
| S18 | 7.1 | 7.5 | 7.1 | 7.3 | 7.3 | 7.0 | 7.3 | 7.1 | 6.7 | 6.9 | 7.4 | 6.9 | 6.4 | 6.4 | 6.7 | 6.6 | 6.7 | 7.0 | 7.5 | 7.0 | 8.1 | |||
| S19 | 7.7 | 7.5 | 7.8 | 8.1 | 7.8 | 7.2 | 7.4 | 7.7 | 7.5 | 7.9 | 7.9 | 8.0 | 7.5 | 7.5 | 7.7 | 8.0 | 7.9 | 7.9 | 7.6 | 7.8 | 7.6 | |||
| S20 | 7.7 | 7.3 | 6.5 | 7.4 | 7.4 | 7.4 | 7.1 | 8.1 | 7.6 | 7.6 | 7.8 | 8.6 | 7.7 | 7.8 | 8.1 | 8.1 | 7.8 | 8.4 | 8.4 | 7.8 | 8.6 | |||
| S21 | 7.7 | 7.1 | 7.1 | 7.4 | 7.4 | 7.0 | 7.1 | 8.4 | 7.7 | 8.0 | 8.3 | 7.9 | 8.1 | 8.0 | 7.7 | 8.4 | 8.3 | 8.0 | ||||||
| S22 | 7.8 | 7.4 | 8.2 | 8.1 | 8.2 | 7.8 | 7.2 | 7.9 | 7.6 | 7.9 | 8.0 | 8.5 | 7.3 | 7.4 | 6.9 | 8.4 |
Download Infographic
About
"Speculative pseudo-history as comfort-food television"
This long-running History Channel series builds a case that extraterrestrials visited Earth in antiquity, shaping pyramids, myths, and ancient monuments. Each episode strings together archaeological oddities, fringe interpretations, and talking-head speculation into a loose theory of alien contact. The tone is earnest and breathless, narrated with dramatic gravity even as the claims grow wilder. It is less a documentary than a ritual: familiar experts, recurring catchphrases, and a hypnotic rhythm of 'what if' questions. Watching it feels like falling down a conspiracy rabbit hole that is oddly soothing once you stop expecting rigor.
Watch it for
the gloriously unhinged theories delivered with total, unwavering conviction.
Maybe skip if
you need factual rigor or get frustrated by unfalsifiable claims presented as evidence.
Written by our AI editor to help you decide, spoiler-free by design.
All Seasons
▶
Season 12010
7.52K69h 22m
▶
Season 22010
7.33K107h 23m
▶
Season 32011
6.93K1611h 57m
▶
Season 42012
7.12K107h 28m
▶
Season 52012
6.82K128h 53m
ANCIENT ALIENS Season 5 continues to explore the fascinating field of alien research. From cave paintings to firsthand accounts, this inquiry provides grounded historical depth.
▶
Season 62013
6.62K118h 7m
ANCIENT ALIENS Season 6 on H2 continues to explore the fascinating field of alien research. Did intelligent aliens roam the earth thousands of years ago? Were structures created to worship or guide them? Do they walk among us now? From cave paintings to ancient texts and from artifacts to firsthand accounts, this inquiry presents grounded historical depth.
▶
Season 72014
6.71K85h 56m
ANCIENT ALIENS explores the controversial theory that extraterrestrials have visited Earth for millions of years. From the age of the dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the US, each episode in this hit H2 series gives historic depth to the questions, speculations, provocative controversies, first- hand accounts and grounded theories surrounding this age old debate. Did intelligent beings from outer space visit Earth thousands of years ago?
▶
Season 82014
6.91K96h 30m
ANCIENT ALIENS examines 75 million years of the most credible alien evidence here on Earth. From the age of dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the U.S., each episode gives historic depth to the questions, speculations, controversies, firsthand accounts and grounded theories surrounding an age-old debate. Did intelligent life forms from outer space visit Earth thousands of years ago? Do they visit us now?
▶
Season 92014
7.11K128h 38m
ANCIENT ALIENS Season 9 continues to explore theories about what influence aliens may have had on the beginnings of civilization and whether clues are right in front of our eyes.
▶
Season 102015
7.11K107h 11m
ANCIENT ALIENS examines 75 million years of the most credible alien evidence here on Earth. From the age of dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the U.S., each episode gives historic depth to the questions, speculations, controversies, firsthand accounts and grounded theories surrounding an age-old debate. Did intelligent life forms from outer space visit Earth thousands of years ago? Do they visit us now?
▶
Season 112016
7.52K1510h 41m
ANCIENT ALIENS returns in its continued global search for proof that extraterrestrial life exists and these unknown lifeforms visited Earth thousands of years ago. Lead expert Giorgio Tsoukalos joins Ancient Astronaut theorists as this season travels to over a dozen countries to explore firsthand signs of ancient alien visitation.
▶
Season 122017
7.42K1611h 16m
▶
Season 132018
7.32K1514h 1m
▶
Season 142019
7.22K2215h 24m
▶
Season 152020
7.31K127h 43m
▶
Season 162020
7.6906117h 37m
▶
Season 172021
7.148674h 49m
▶
Season 182022
7.11K2013h 58m
▶
Season 192023
7.71K2013h 59m
▶
Season 202024
7.71K2014h
▶
Season 212025
7.75261711h 52m
▶
Season 222026
7.82341610h 27m
Full Cast & Crew
Cast
Robert Clotworthy Narrator, Self
Giorgio A. Tsoukalos Self - Publisher, Legendary Times Magazine, Self - Ancient Astronaut Theorist, Self - Publisher: Legendary Times Magazine
David Childress Self - Author: Technology of the Gods, Self - Author, Technology of the Gods, Self - Author 'Technology of the Gods'
William Henry Self - Author, Investigative Mythologist, Self - Author & Investigative Mythologist
Jonathan Young Self - Founding Curator, Joseph Campbell Archives, Self - Founding Curator: Joseph Campbell Archives, Self
Erich von Däniken Self - Author, Chariots of the Gods, Self
Andrew Collins Self - Author, Origin of the Gods, Self - Author, The Cygnus Mystery, Self - Author, The Cygnus Key
Jason Martell Self - Author, Knowledge Apocalypse, Self - Founder, Ancient School, Self - Author, Ancient Alien Artifacts
Simon Allix Self: Narrator, Self - Narrator
Nick Pope Self - U.K. Ministry of Defence: 1985-2006, Self - British Ministry of Defence: 1985-2006, Self
Crew
Kevin Burns
Similar Series
Popular picks Shows that people who know this one usually know too. From our AI taste analysis.
Our recommendations Specific picks with the reason, including shows you may not have heard of. From our AI taste analysis.
Hangar 1: The UFO Files
1K 20 2014–2015
MUFON case files with the same speculative UFO framing
Unsealed: Alien Files
921 82 2012–2015
declassified-document style alien conspiracy storytelling
Forbidden History
398 51 2013–present
host-led dives into archaeological mysteries and fringe theories
The Secret Files of the SpyDogs
1K 22 1998–1999
Cold War-era declassified UFO conspiracy angle
Chasing UFOs
369 8 2012–present
field-investigation UFO sighting format
Search for the Lost Giants
350 6 2014–2014
fringe archaeology quest tone matching ancient civilization mysteries
Strange Evidence
420 84 2017–present
unexplained phenomena analyzed through speculative expert commentary
Legend Quest
631 13 2017–2017
globe-trotting hunt for mythic and legendary artifacts
Close in taste Nearest neighbors in our taste profile comparison: shared tone, themes and style.