A list of extraterrestrials currently either living on or at war with the people of planet Earth.
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All items (514)
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A
- Adam's species
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- Agharta
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- Akiridion
- Alien (Alien Abduction, 2005)
- Alien (Alien Apocalypse)
- Alien (Alien Outpost)
- Alien (Bermuda Tentacles)
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- Alien (Heatstroke)
- Alien (Horror Express)
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- Alien (Scooby-Doo and the Ghoul School)
- Alien (SpongeHenge)
- Alien (The 27th Day)
- Alien (The Adventures of Tintin)
- Alien (The Forgotten)
- Alien (The Garfield Show)
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- Alien (Zombies 3)
- Alien Agents (The Arrival, 1996)
- Alien Cockroach
- Alien Duck
- Alien Slug (Alien Opponent)
- Alien Z's Species
- Alienator (Totally Spies)
- Aliens (Monsters)
- Allen Wrench
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- Anasazi
- Anasazi (Jonny Quest)
- Ancient (Sonic the Hedgehog)
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- Ancient Astronaut
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- Andresian
- Angel (Cavender Is Coming)
- Angel (Lilo & Stitch)
- Angel (Neon Genesis Evangelion)
- Angel (Wildstorm)
- Animatronian
- Antarean
- Antlion
- Anunnaki
- Apothicon
- Arakshu
- Archanan
- Architect
- Arquillian
- Ass-blaster
- Astrotot
- Atlach-Nacha
- Atlantean (Nadia: The Secret of Blue Water)
- Atlantean (SpongeBob SquarePants)
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- Atmospheric Beast
- Atrian
- Atrocian
- Avatar (Birthdays: The Beginning)
B
- Babyfier
- Bag
- Alec Baldwin
- Ballchinian
- Balunian
- Banshee (Roswell Conspiracies)
- Baron of Hell
- Barugaron
- Bassam
- Beast's Species
- Beheeyem
- Beta (The Ship of Monsters)
- Bi-Cranial
- Big-Eared Alien (The Flintstones)
- BigFace Dragon
- Biomorph
- Black Arms
- The Blob
- Blood Tribe
- Blue (Blue Gender)
- Blue Alien Dragon
- Blue Humanoid
- Blue-furred Feline
- Body Squeezer
- Boov
- Bortle's Species
- Brainy Dragon
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- Brother of Chaugnar Faugn
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- Buster (Tales of Arcadia)
- Butterfly
- Byvoid
C
- C18 Locker Aliens
- Calvin
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- Carnagor
- Carnivorous Plant (Power Rangers)
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- Caste (Cowboys & Aliens)
- Castithan
- Catnipian
- Celeste (HuniePop)
- Celeste (My Stepmother is an Alien)
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- Ceph
- Ceph Heavy
- Cephalopoid
- Cerulean
- Chesixian
- Child of Tsathoggua
- Chilla Chilla
- Chloropod
- Chocky
- Chupacabra
- Cooper's Species
- Cow
- Crawfordsville Monster
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- Crite
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- Crystalline Entity (Chronicle)
- Cthonian
- Cyber-Tick
- Cyberdemon
- Cybertronian
- Cyborg
- Cyclops (Roswell Conspiracies)
D
- Dargoon
- Deadly Spawn
- Death Angel
- Demon (Hellgate)
- Demons (Nanatsu no Taizai)
- Denis Leary
- Dennis Rodman
- Desghidorah
- Devil's Species
- Devonian
- Devonian (Time's Black Lagoon)
- Dog (Good Boy!)
- Dometype's Species
- Doomlord
- Doppelgänger (The Twilight Zone)
- Doubledip
- Dover Demon
- Dragotron Dragon
- Dryad (The Troop)
- Duo
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- Eliza Dushku (Hulu)
E
F
- Face (The Twilight Zone)
- Fairy (Torchwood)
- Felix (Lilo & Stitch)
- Fetid Hulk
- Fi
- Figure (Doctor Who)
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- Fisher from Outside
- Flatwoods Monster
- Flying Alien (10 Cloverfield Lane)
- Flying Saucer (Despicable Me)
- Folk
- Foo-Foo
- Formless Spawn
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- Fresno Nightcrawler
- Frostling Dragon
- Fur Dragon
- Futago's Species