Ancient Aliens (2010)
Next episode: 2025-10-16
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.
Watch Providers
Casting arrow_drop_down
Seasons
Season 1
Season 2
Season 3
Season 4
Season 5
Season 6
Season 7
Season 8
Season 9
Season 10
Season 11
Season 12
Season 13
Season 14
Season 15
Season 16
Season 17
Season 18
Season 19
Season 20
Season 21
Episodes season 0
-
0x1
Chariots, gods & beyond
-
0x2
Faces of the gods
-
0x3
The ultimate evidence: beyond nazca
-
0x4
The ultimate evidence: the monoliths
-
0x5
The ultimate evidence: the tesla experiment
-
0x6
The ultimate evidence: alien power plants
-
0x7
The ultimate evidence: the mystery of puma punku
-
0x8
The ultimate evidence: alien messages
-
0x9
The ultimate evidence: aliens and the lost ark
-
0x10
The ultimate evidence: aliens and the creation of man
Episodes season 1
-
1x1
The evidence
-
1x2
The visitors
-
1x3
The mission
-
1x4
Closer encounters
-
1x5
The return
Episodes season 2
-
2x1
Mysterious places
-
2x2
Gods & aliens
-
2x3
Underwater worlds
-
2x4
Underground aliens
-
2x5
Aliens and the third reich
-
2x6
Alien tech
-
2x7
Angels and aliens
-
2x8
Unexplained structures
-
2x9
Alien devastations
-
2x10
Alien contacts
Episodes season 3
-
3x1
Aliens and the old west
-
3x2
Aliens and monsters
-
3x3
Aliens and sacred places
-
3x4
Aliens and temples of gold
-
3x5
Aliens and mysterious rituals
-
3x6
Aliens and ancient engineers
-
3x7
Aliens, plagues and epidemics
-
3x8
Aliens and lost worlds
-
3x9
Aliens and deadly weapons
-
3x10
Aliens and evil places
-
3x11
Aliens and the founding fathers
-
3x12
Aliens and deadly cults
-
3x13
Aliens and the secret code
-
3x14
Aliens and the undead
-
3x15
Aliens, gods and heroes
-
3x16
Aliens and the creation of man
Episodes season 4
-
4x1
The mayan conspiracy
-
4x2
The doomsday prophecies
-
4x3
The greys
-
4x4
Aliens and mega-disasters
-
4x5
The nasa connection
-
4x6
The mystery of puma punku
-
4x7
Aliens and bigfoot
-
4x8
The da vinci conspiracy
-
4x9
The time travelers
-
4x10
Aliens and dinosaurs
Episodes season 5
-
5x1
Secrets of the pyramids
-
5x2
Aliens and cover-ups
-
5x3
Alien power plants
-
5x4
Destination orion
-
5x5
The einstein factor
-
5x6
Secrets of the tombs
-
5x7
Prophets and prophecies
-
5x8
Beyond nazca
-
5x9
Strange abductions
-
5x10
The von daniken legacy
-
5x11
The viking gods
-
5x12
The monoliths
Episodes season 6
-
6x1
The power of three
-
6x2
The crystal skulls
-
6x3
The anunnaki connection
-
6x4
Magic of the gods
-
6x5
The satan conspiracy
-
6x6
Alien operations
-
6x7
Emperors, kings and pharaohs
-
6x8
Mysterious relics
-
6x9
Aliens and forbidden islands
-
6x10
Aliens and the lost ark
-
6x11
Aliens and mysterious mountains
Episodes season 7
-
7x1
Aliens and stargates
-
7x2
Aliens in america
-
7x3
The star children
-
7x4
Treasures of the gods
-
7x5
Aliens and the red planet
-
7x6
The shamans
-
7x7
Aliens and insects
-
7x8
Alien breeders
Episodes season 8
-
8x1
Alien transports
-
8x2
Mysterious structures
-
8x3
Mysterious devices
-
8x4
The reptilians
-
8x5
The tesla experiment
-
8x6
The god particle
-
8x7
Alien encounters
-
8x8
Aliens & superheroes
Episodes season 9
-
9x1
Forbidden caves
-
9x2
Mysteries of the sphinx
-
9x3
Aliens among us
-
9x4
The genius factor
-
9x5
Secrets of the mummies
-
9x6
Alien resurrections
-
9x7
Alien messages
-
9x8
The great flood
-
9x9
Aliens and the civil war
-
9x10
Hidden pyramids
-
9x11
The vanishings
-
9x12
The alien agenda
Episodes season 10
-
10x1
Aliens b.c.
-
10x2
Nasa's secret agenda
-
10x3
Aliens and robots
-
10x4
Dark forces
-
10x5
The alien evolution
-
10x6
The other earth
-
10x7
Creatures of the deep
-
10x8
Circles from the sky
-
10x9
The alien wars
-
10x10
The forbidden zones
Episodes season 11
-
11x1
Pyramids of antarctica
-
11x2
Destination mars
-
11x3
The next humans
-
11x4
The new evidence
-
11x5
The visionaries
-
11x6
Decoding the cosmic egg
-
11x7
The wisdom keepers
-
11x8
The mysterious nine
-
11x9
The hidden empire
-
11x10
The prototypes
-
11x11
Space station moon
-
11x12
Russia's secret files
-
11x13
Beyond roswell
-
11x14
The returned
-
11x15
Shiva the destroyer
Episodes season 12
-
12x1
The alien hunters
-
12x2
Forged by the gods
-
12x3
The mystery of rudloe manor
-
12x4
The alien architects
-
12x5
The pharaohs' curse
-
12x6
The science wars
-
12x7
City of the gods
-
12x8
The alien frequency
-
12x9
The majestic twelve
-
12x10
The akashic record
-
12x11
Voices of the gods
-
12x12
The animal agenda
-
12x13
The replicants
-
12x14
A spaceship made of stone
-
12x15
The alien disks
-
12x16
Return to gobekli tepe
Episodes season 13
-
13x1
The ufo conspiracy
-
13x2
Da vinci's forbidden codes
-
13x3
The alien protocols
-
13x4
Earth's black holes
-
13x5
The desert codes
-
13x6
Area 52
-
13x7
Earth station egypt
-
13x8
Island of the giants
-
13x9
The taken
-
13x10
The sentinels
-
13x11
Russia declassified
-
13x12
They came from the sky
-
13x13
The artificial human
-
13x14
The alien phenomenon
-
13x15
Return to mars
Episodes season 14
-
14x1
Return to antarctica
-
14x2
The badlands guardian
-
14x3
Element 115
-
14x4
The star gods of sirius
-
14x5
They came from the sea
-
14x6
Secrets of the maya
-
14x7
The druid connection
-
14x8
The reptilian agenda
-
14x9
The alien infection
-
14x10
Project hybrid
-
14x11
The trans-dimensionals
-
14x12
Islands of fire
-
14x13
The constellation code
-
14x14
The nuclear agenda
-
14x15
The alien mountain
-
14x16
The alien brain
-
14x17
The secrets of stonehenge
-
14x18
Food of the gods
-
14x19
Human hieroglyphs
-
14x20
The storming of area 51
-
14x21
Countdown to disclosure
-
14x22
Secrets of the exoplanets
Episodes season 15
-
15x1
The mystery of nan madol
-
15x2
The relics of roswell
-
15x3
Destination chile
-
15x4
The real men in black
-
15x5
The mystery of the stone giants
-
15x6
The world before time
-
15x7
They came from the pleiades
-
15x8
The immortality machine
-
15x9
The shapeshifters
-
15x10
The mystery of skinwalker ranch
-
15x11
The ultimate guide to ufos
-
15x12
Aliens and the presidents
Episodes season 16
-
16x1
The divine number
-
16x2
The lost kingdom
-
16x3
The galactic keyhole
-
16x4
Giants of the mediterranean
-
16x5
The forbidden bible
-
16x6
William shatner meets ancient aliens
-
16x7
Impossible artifacts
-
16x8
The space travelers
-
16x9
The ufo pioneers
-
16x10
The harmonic code
Episodes season 17
-
17x1
The lost city of peru
-
17x2
Top ten mysterious sites
-
17x3
Top ten alien cover-ups
-
17x4
The mystery of mount shasta
-
17x5
The human experiment
-
17x6
Top ten alien encounters
-
17x7
Top ten alien artifacts
Episodes season 18
-
18x1
The disclosure event
-
18x2
Mystery of the standing stones
-
18x3
Beneath the sacred temples
-
18x4
The world on alert
-
18x5
Recovering the ark of the covenant
-
18x6
Secrets of the star ancestors
-
18x7
Alien air force
-
18x8
The shadow people
-
18x9
Decoding the dragon gods
-
18x10
The time benders
-
18x11
Ancient aliens on location: incredible structures
-
18x12
Ancient aliens on location: extraordinary encounters
-
18x13
Ancient aliens on location: the alien glyphs
-
18x14
Ancient aliens on location: the ufo investigations
-
18x15
Ancient aliens on location: mysterious artifacts
-
18x16
Ancient aliens on location: evidence of alien life
-
18x17
The shining ones
-
18x18
The journey to immortality
-
18x19
Secrets of inner earth
-
18x20
Return of the egyptian gods
Episodes season 19
-
19x1
The hotspot connection
-
19x2
The crop circle code
-
19x3
Mystery of the lost civilization
-
19x4
The power of the obelisks
-
19x5
The mufon files
-
19x6
Cosmic impacts
-
19x7
Close encounters of the fifth kind
-
19x8
The mysteries of alaska
-
19x9
Aliens in our airspace
-
19x10
The giants of malta
-
19x11
The top ten pyramid sites
-
19x12
The top ten mysterious devices
-
19x13
The top ten mysterious islands
-
19x14
The top ten alien craft
-
19x15
Edgar cayce: the sleeping prophet
-
19x16
The gods of greece
-
19x17
The new ufo hunters
-
19x18
Power of the talisman
-
19x19
The top ten mysteries of the deep
-
19x20
The top ten alien petroglyphs
Episodes season 20
-
20x1
The top ten alien influencers
-
20x2
The top ten extraordinary creatures
-
20x3
The top ten hidden alien bases
-
20x4
The top ten scariest encounters
-
20x5
The top ten alien codes
-
20x6
The top ten alien disasters
-
20x7
Secrets of the sumerians
-
20x8
The ufo superhighway
-
20x9
Mysteries of scotland
-
20x10
Mystery of the stone spheres
-
20x11
Mysteries of the maya
-
20x12
Unlocking the stargates
-
20x13
The whistleblowers
-
20x14
The search for extraterrestrial intelligence
-
20x15
Jacques vallée: ufo pioneer
-
20x16
The teachers
-
20x17
Egypt's giant tombs
-
20x18
The linda moulton howe files
-
20x19
The chosen
-
20x20
Resurrecting puma punku
Episodes season 21
-
21x1
The top ten extraordinary discoveries
-
21x2
The top ten mysterious monoliths
-
21x3
The top ten ufo crashes
-
21x4
The top ten unexplained technologies
-
21x5
The top ten secret projects
-
21x6
The top ten mysterious mountains
-
21x7
Mysteries of the aztecs
-
21x8
The glowing orb phenomenon
-
21x9
The legacy of j. allen hynek
-
21x10
The volcano factor
-
21x11
The birdman mystery
-
21x12
The abduction files
-
21x13
The giants
-
21x14
Aliens in our midst
-
21x15
Britain's ufo files
2025-10-16 -
21x16
Mysteries of the norse gods
2025-10-23
