Best alien anime
One Punch Man (2015) leads the alien list, with a community score of 8.3, ahead of Assassination Classroom. The 40 shows span 1988 to 2024, and 1 of them came out in the last five years. 38 of them carry the AniList tag "Aliens". Most are also science fiction, action, and comedy. 31 are series and 4 are movies; the typical series runs 13 episodes. Ranked by how plainly each story is built on alien, then community score and popularity. Each entry says what it was matched on.
One Punch Man
Why it fits: AniList tag: Aliens
Assassination Classroom
Why it fits: AniList tag: Aliens; synopsis mentions “extraterrestrial”
Parasyte -the maxim-
Why it fits: AniList tag: Aliens; synopsis mentions “alien”, “aliens”
Neon Genesis Evangelion
Why it fits: AniList tag: Aliens
Gintama
Why it fits: AniList tag: Aliens; synopsis mentions “alien”, “aliens”
Dragon Ball Z
Why it fits: AniList tag: Aliens
The Disappearance of Haruhi Suzumiya
Why it fits: AniList tag: Aliens
The Melancholy of Haruhi Suzumiya
Why it fits: AniList tag: Aliens; synopsis mentions “alien”, “aliens”
FLCL
Why it fits: AniList tag: Aliens
Evangelion: 2.0 You Can (Not) Advance
Why it fits: AniList tag: Aliens
Blood Blockade Battlefront
Why it fits: AniList tag: Aliens
Redline
Why it fits: AniList tag: Aliens
Space Dandy
Why it fits: AniList tag: Aliens; synopsis mentions “alien”, “aliens”
Gargantia on the Verdurous Planet
Why it fits: AniList tag: Aliens
Waiting in the Summer
Why it fits: AniList tag: Aliens
Heaven's Lost Property
Why it fits: AniList tag: Aliens
To LOVE Ru
Why it fits: AniList tag: Aliens; synopsis mentions “alien”
World Trigger
Why it fits: AniList tag: Aliens
Sekirei
Why it fits: synopsis mentions “alien”, “aliens”, “extraterrestrial”
Nyaruko: Crawling With Love!
Why it fits: AniList tag: Aliens; synopsis mentions “alien”
Knights of Sidonia
Why it fits: AniList tag: Aliens; synopsis mentions “alien”
Motto To LOVE Ru
Why it fits: AniList tag: Aliens
Gatchaman Crowds
Why it fits: AniList tag: Aliens; synopsis mentions “alien”, “aliens”
Gantz
Why it fits: AniList tag: Aliens; synopsis mentions “alien”, “aliens”
Brynhildr in the Darkness
Why it fits: synopsis mentions “alien”, “aliens”
Tsuritama
Why it fits: AniList tag: Aliens; synopsis mentions “alien”
Outlaw Star
Why it fits: AniList tag: Aliens
DAN DA DAN
Why it fits: AniList tag: Aliens; synopsis mentions “alien”, “aliens”, “ufo”
Macross Frontier
Why it fits: AniList tag: Aliens; synopsis mentions “alien”, “aliens”
Gunbuster
Why it fits: AniList tag: Aliens; synopsis mentions “alien”, “aliens”
Space Patrol Luluco
Why it fits: AniList tag: Aliens; synopsis mentions “alien”, “aliens”
Voices of a Distant Star
Why it fits: AniList tag: Aliens; synopsis mentions “alien”
Space Battleship Yamato 2199
Why it fits: AniList tag: Aliens; synopsis mentions “alien”
Invaders of the Rokujyoma!?
Why it fits: AniList tag: Aliens
Terraformars
Why it fits: AniList tag: Aliens
Cat Planet Cuties
Why it fits: AniList tag: Aliens
RahXephon
Why it fits: AniList tag: Aliens
Please Teacher!
Why it fits: AniList tag: Aliens; synopsis mentions “alien”
Cencoroll
Why it fits: AniList tag: Aliens
Pretty Guardian Sailor Moon Crystal
Why it fits: AniList tag: Aliens
Questions about alien anime
What is the best alien anime?
By AniVids' ranking, One Punch Man comes first, followed by Assassination Classroom and Parasyte -the maxim-.
What are the newest and oldest alien anime on this list?
The newest is DAN DA DAN (2024) and the oldest is Gunbuster (1988).
How many alien anime are there?
AniVids has 233 alien titles that match (counting each season, movie and special), and 174 separate franchises where it is plainly central. This page lists the best 40.