The best alien movies and shows, ranked

172 alien titles from the recognizable third of the CouchRot catalog, ranked by quality and fame. Every page carries scare, gore, violence and emotional-weight tags, plus where to stream in the US.

1. 1Rick and Morty (2013) · seriesMildly scary · light gore · strong violence · brisk · TV-MAA sociopathic genius and his timid grandson embark on brisk, darkly comic, and surreal interdimensional adventures.Hulu · Max
2. 2The Avengers (2012)No gore · strong violence · relentless · PG-13Earth's mightiest heroes assemble for an epic, relentless, and witty battle to save humanity.Disney+ · Hulu
3. 3Avengers: Endgame (2019)Mildly scary · light gore · brutal violence · emotionally devastating · PG-13A relentless, witty adventure unfolds as heroes assemble to undo cosmic devastation and restore balance.Disney+
4. 4Project Hail Mary (2026)No gore · emotionally heavy · measured · PG-13A witty science teacher wakes up in space, piecing together his epic, suspenseful mission to save Earth.Prime Video · MGM+84
5. 5INVINCIBLE (2021) · seriesMildly scary · graphic gore · brutal violence · emotionally heavy · TV-MAA teenager inherits his father's epic superhero powers, but a darkly comedic journey quickly turns gritty and relentless.Prime Video
6. 6Alien (1979)Terrifying · graphic gore · strong violence · emotionally heavy · RA commercial spaceship crew answers a distress signal, unleashing a chilling, gritty, and atmospheric nightmare.Netflix
7. 7Gravity Falls (2012) · seriesMildly scary · brisk · TV-Y7Whimsical adventures unfold as twins uncover the quirky, suspenseful secrets of a mysterious Oregon town.Disney+
8. 8Futurama (1999) · seriesNo gore · measured · TV-14A pizza delivery boy awakens a millennium later, navigating a whimsical yet melancholic future with absurdist wit.Hulu
9. 9The X-Files (1993) · seriesMildly scary · measured · TV-14FBI agents investigate paranormal cold cases, blending gritty crime with chilling, otherworldly suspense.Hulu · Pluto TV
10. 10Aliens (1986)Properly scary · graphic gore · brutal violence · emotionally heavy · RA space marine faces an alien horde in a relentless, gritty fight for survival.Netflix
11. 11The Thing (1982)Terrifying · extreme gore · strong violence · emotionally heavy · RAn Antarctic research team faces a shape-shifting alien, creating a chilling atmosphere of paranoia and suspense.Prime Video · YouTube (free)
12. 12Smallville (2001) · seriesMildly scary · measured · TV-14A young alien refugee navigates his tumultuous teen years while slowly embracing a heroic destiny.Hulu
13. 13Guardians of the Galaxy Vol. 2 (2017)Mildly scary · light gore · strong violence · emotionally heavy · PG-13A found family of misfits unravels a cosmic mystery with broad humor and a bittersweet, epic scope.Disney+
14. 14The Iron Giant (1999)Mildly scary · emotionally heavy · measured · PGA giant machine learns humanity from a boy, saving a town from its own fear with earnest, wholesome heart.
15. 15Arrival (2016)No gore · emotionally devastating · measured · PG-13An expert linguist races to understand an alien language, navigating a suspenseful, melancholy, and cerebral mystery.Paramount+ · Kanopy · Hoopla85
16. 16Star Trek: The Next Generation (1987) · seriesNo gore · measured · TV-PGA Starfleet crew explores the galaxy with earnest curiosity, facing cerebral mysteries and epic adventures.Paramount+ · Pluto TV
17. 17Halo (2022) · seriesMildly scary · light gore · strong violence · emotionally heavy · TV-14Humanity battles an alien threat in the 26th century, weaving gritty personal stories with epic action and adventure.Netflix · Paramount+
18. 18Edge of Tomorrow (2014)Mildly scary · light gore · brutal violence · emotionally heavy · PG-13A soldier relives a brutal alien invasion day by day, growing more lethal with each relentless death.Paramount+
19. 19Avatar: The Way of Water (2022)Mildly scary · light gore · brutal violence · emotionally heavy · PG-13An epic adventure unfolds as a family fights for survival and endures tragedy in a wondrous world.Disney+
20. 20Stargate SG-1 (1997) · seriesMildly scary · light gore · strong violence · brisk · TV-PGAn elite team explores the galaxy through an ancient alien device, defending Earth from suspenseful, pulpy threats.Netflix · Prime Video · MGM+
21. 21The Twilight Zone (1959) · seriesMildly scary · emotionally heavy · measured · TV-PGEach self-contained story explores humanity's deepest fears and follies with a chilling and surreal twist.Paramount+ · Fandango at Home (free) · Pluto TV
22. 22The Fifth Element (1997)Mildly scary · light gore · strong violence · relentless · PG-13A whimsical taxi driver races to save humanity with a mysterious woman, amidst relentless, pulpy, high-octane action.Netflix · AMC+
23. 23Superman & Lois (2021) · seriesMildly scary · strong violence · emotionally heavy · measured · TV-14A superhero and a journalist balance saving the world with the epic, uplifting challenges of modern parenting.Max
24. 24Stalker (1979)No gore · emotionally devastating · a slow burn · NRA mysterious guide leads two men through an otherworldly, restricted zone where desires may be granted.Max · Criterion
25. 25Ben 10 (2005) · seriesMildly scary · brisk · TV-Y7A boy discovers a mysterious device, transforming into ten alien heroes for brisk, wholesome, comedic adventures.Tubi
26. 26Final Space (2018) · seriesMildly scary · light gore · strong violence · emotionally heavy · TV-14An astronaut and his planet-destroying sidekick blast through space on a brisk, darkly-comic, absurdist adventure.
27. 27Predator (1987)Mildly scary · graphic gore · brutal violence · brisk · RElite commandos become jungle prey for an extraterrestrial hunter in a tense, gritty fight for survival.
28. 28E.T. the Extra-Terrestrial (1982)Mildly scary · emotionally heavy · measured · PGA lost alien finds an unlikely family as children protect him from the world and help him return home.
29. 29A Quiet Place (2018)Properly scary · light gore · strong violence · emotionally devastating · PG-13A family's silent struggle against sound-hunting creatures creates relentless, gritty tension.Paramount+71
30. 30District 9 (2009)Mildly scary · graphic gore · brutal violence · emotionally devastating · RA corporate agent's grim transformation exposes the brutal cost of human prejudice against alien refugees.
31. 31Prey (2022)Mildly scary · graphic gore · brutal violence · emotionally heavy · RA Comanche warrior faces off against an invisible, technologically advanced alien hunter in a brutal fight for survival.Hulu
32. 32Lilo & Stitch (2002)Mildly scary · emotionally heavy · measured · PGA mischievous alien genetic experiment finds family and belonging with a Hawaiian girl in a heartwarming, whimsical adventure.Disney+
33. 33Teenage Mutant Ninja Turtles (2012) · seriesNo gore · brisk · TV-Y7Four ninja turtles emerge from the sewers, battling new enemies with brisk, broad, and wholesome humor.Netflix · Paramount+
34. 34Ben 10: Ultimate Alien (2010) · seriesNo gore · brisk · TV-Y7A young hero's secret identity is out, and he battles evil with new alien forms.
35. 35Star Trek (1966) · seriesMildly scary · measured · TV-PGA determined crew embarks on an earnest, epic, and suspenseful five-year mission to explore the galaxy.Paramount+ · Pluto TV
36. 36Men in Black (1997)Mildly scary · brisk · PG-13A secret agency polices alien activity on Earth, balancing witty banter with campy sci-fi action.AMC+ · Tubi
37. 37Treasure Planet (2002)Mildly scary · strong violence · emotionally heavy · brisk · PGA young cabin boy and a cyborg cook embark on a whimsical, brisk adventure across the galaxy for treasure.Disney+
38. 38Project Blue Book (2019) · seriesMildly scary · measured · TV-14Two earnest investigators uncover gritty, suspenseful truths about UFO phenomena in 1950s America.
39. 39Steven Universe Future (2019) · seriesNo gore · emotionally heavy · measured · TV-PGA measured, wholesome adventure follows a universe-saving hero as he finally confronts his own lingering melancholy.Hulu
40. 40Avatar: Fire and Ash (2025)Mildly scary · light gore · brutal violence · emotionally heavy · PG-13A family's intimate struggle for survival unfolds with gritty, epic suspense against a violent new tribe.Disney+
41. 41A Quiet Place Part II (2021)Properly scary · light gore · strong violence · emotionally heavy · PG-13The fight for survival against sound-hunting creatures becomes a gritty, relentless gauntlet in the outside world.Netflix · Paramount+
42. 42Star Trek Into Darkness (2013)Mildly scary · light gore · strong violence · emotionally heavy · PG-13An unstoppable force within Starfleet detonates the fleet, leading to a brisk, suspenseful manhunt across a war-zone world.Paramount+ · Peacock · Kanopy
43. 43Stargate Atlantis (2004) · seriesMildly scary · light gore · strong violence · brisk · TV-PGAn expedition to an ancient city in a new galaxy becomes a brisk, gritty fight for survival.Prime Video · Pluto TV
44. 44Doctor Who (2005) · seriesMildly scary · emotionally heavy · measured · TV-PGA two-hearted alien travels all of time and space, saving planets with whimsy, suspense, and heart.AMC+ · Hoopla
45. 45Justice League (2001) · seriesNo gore · brisk · TV-PGIconic heroes unite for brisk, animated adventures that deliver epic, crowd-pleasing action and sci-fi fantasy.Max · Tubi
46. 46The Tomorrow War (2021)Mildly scary · light gore · strong violence · emotionally heavy · PG-13Time travelers recruit a family man for an epic, brisk war against aliens, leading to a bittersweet fight.Prime Video
47. 47Ben 10: Omniverse (2012) · seriesNo gore · brisk · TV-Y7A brisk, whimsical adventure unfolds as a teen hero battles new enemies with an all-new Omnitrix.
48. 48Close Encounters of the Third Kind (1977)Mildly scary · emotionally heavy · measured · PGAn ordinary man follows an undeniable, whimsical pull toward a spectacular, suspenseful encounter in the wilderness.
49. 49Disclosure Day (2026)Mildly scary · measured · PG-13A whistleblower and a meteorologist uncover chilling alien secrets, running from a powerful corporation to expose the truth.
50. 50Star Trek: Deep Space Nine (1993) · seriesMildly scary · strong violence · emotionally heavy · measured · TV-PGA gritty space station crew navigates cosmic politics and intimate alien encounters with earnest, measured resolve.Paramount+ · Pluto TV
51. 51Star Trek: Voyager (1995) · seriesMildly scary · emotionally heavy · measured · TV-PGA Starfleet crew and Maquis rebels unite for an epic, measured journey across a vast, dangerous galaxy.Paramount+ · Pluto TV
52. 52The Abyss (1989)Mildly scary · light gore · emotionally heavy · measured · PG-13A civilian dive crew discovers an otherworldly force that could change humanity or destroy it, 25,000 feet deep.Disney+
53. 53Star Trek: Strange New Worlds (2022) · seriesNo gore · measured · TV-14Pike, Spock, and Number One explore new worlds with earnest, wholesome, and uplifting galactic adventures.Paramount+
54. 54Supergirl (2015) · seriesNo gore · measured · TV-14An earnest hero embraces her alien powers, navigating a measured journey of uplifting, feel-good adventure.Netflix
55. 55Pacific Rim (2013)Mildly scary · light gore · brutal violence · relentless · PG-13Giant robots punch monstrous invaders in a relentless, high-octane battle for Earth's survival.
56. 56Resident Alien (2021) · seriesMildly scary · measured · TV-14An alien visitor with a secret mission grapples with human morality and small-town murder.Netflix · Peacock
57. 57Venom (2018)Mildly scary · graphic gore · brutal violence · brisk · PG-13A disgraced journalist bonds with an alien, unleashing a pulpy, brisk, and broadly humorous battle for Earth.Disney+
58. 58V (1983) · seriesMildly scary · emotionally heavy · measured · TV-14Giant spaceships arrive with human-like aliens promising friendship, but their true intentions threaten Earth's very survival.Plex
59. 59Captain Marvel (2019)Mildly scary · strong violence · brisk · PG-13A brisk galactic war unfolds in the 90s as a hero discovers her epic, uplifting power.Disney+
60. 60Transformers: Rise of the Beasts (2023)Light gore · brutal violence · relentless · PG-13A relentless epic unfolds as Autobots and Maximals unite to save humanity from a planet-destroying threat.Paramount+
61. 61Doctor Who (1963) · seriesMildly scary · measured · TV-PGA whimsical Time Lord travels the universe in a blue box, earnestly saving civilizations with measured grace.Tubi
62. 62A.I. Artificial Intelligence (2001)No gore · emotionally devastating · measured · PG-13A robotic boy programmed for love yearns for acceptance in an epic, yet intimate, sci-fi adventure.Paramount+ · Kanopy · Hoopla
63. 63Alien: Romulus (2024)Terrifying · graphic gore · brutal violence · emotionally heavy · RYoung space colonizers face the universe's most terrifying life form in a relentless, gritty, and chilling ordeal.Hulu
64. 64They Live (1988)Mildly scary · light gore · strong violence · brisk · RA drifter's special sunglasses reveal a world where aliens manipulate humanity, leading to absurd, briskly paced action.Prime Video
65. 65Farscape (1999) · seriesMildly scary · light gore · strong violence · emotionally heavy · TV-14An astronaut hurtles across galaxies, landing in the middle of a relentless, gritty alien war.Prime Video · Peacock · The Roku Channel
66. 66Independence Day (1996)Mildly scary · light gore · brutal violence · emotionally heavy · PG-13Global cities face relentless annihilation from an alien force, sparking an epic, suspenseful fight for survival.
67. 67Megamind (2010)No gore · brisk · PGA brilliant alien villain finds his true calling when he must save the city from his own heroic creation.
68. 68Starship Troopers (1997)Mildly scary · graphic gore · brutal violence · relentless · RYoung soldiers fight giant alien bugs in a relentless, high-octane, and darkly satirical space war.Netflix
69. 69Transformers (2007)Mildly scary · light gore · brutal violence · relentless · PG-13Giant robots clash in an epic, relentless battle for Earth, with humanity caught in the high-octane crossfire.Paramount+ · Starz · Kanopy
70. 70Man of Steel (2013)Mildly scary · light gore · brutal violence · emotionally heavy · PG-13An alien hero embraces his epic destiny, relentlessly fighting to save humanity and inspire hope.Max
71. 71ALF (1986) · seriesNo gore · measured · TV-GA furry alien wiseguy brings chaos and wholesome humor to a suburban family's cozy home.Prime Video · Peacock · The Roku Channel
72. 723 Body Problem (2024) · seriesMildly scary · emotionally heavy · measured · TV-MAFive brilliant friends confront an unraveling scientific reality and an epic existential threat across decades and continents.Netflix
73. 73Solar Opposites (2020) · seriesLight gore · brisk · TV-MAAlien refugees from a perfect world bring their raunchy, darkly comic, and absurd squabbles to suburban America.Netflix · Disney+ · Hulu
74. 74Bugonia (2025)Mildly scary · measured · RTwo paranoid men kidnap a CEO, convinced she is an alien, leading to darkly comedic and suspenseful absurdity.Netflix
75. 75Eternals (2021)Mildly scary · light gore · strong violence · emotionally heavy · PG-13Ancient, immortal beings emerge from the shadows to protect humanity from an epic, melancholic struggle.Disney+
76. 76K-PAX (2001)No gore · emotionally heavy · measured · PG-13A mysterious patient claims alien origins, making his psychiatrist question reality and sanity.
77. 77Venom: Let There Be Carnage (2021)Mildly scary · light gore · strong violence · brisk · PG-13A darkly comic alien symbiote battles a new foe, bringing brisk, pulpy action and adventure.Disney+ · Starz
78. 78Star Trek: First Contact (1996)Mildly scary · light gore · strong violence · brisk · PG-13Starfleet races through time to stop cyborgs from rewriting history and assimilating the entire galaxy.Paramount+ · Kanopy · YouTube (free)
79. 79Prometheus (2012)Properly scary · graphic gore · strong violence · emotionally heavy · RExplorers uncover humanity's genesis in the cosmos, battling terrifying unknowns in a gritty, atmospheric fight for survival.Max · Peacock
80. 80Star Trek: Enterprise (2001) · seriesNo gore · measured · TV-PGA measured, earnest drama chronicles humanity's early interstellar adventures leading to galactic unity.Paramount+
81. 81Super 8 (2011)Mildly scary · light gore · measured · PG-13A group of friends filming a zombie movie uncovers a terrifying secret after a devastating train derailment.Paramount+ · Kanopy · Hoopla
82. 82Lilo & Stitch (2025)No gore · measured · PGA lonely Hawaiian girl and a fugitive alien find family in a heartwarming, whimsical, and wholesome adventure.Disney+
83. 83Pitch Black (2000)Properly scary · light gore · strong violence · brisk · RSurvivors on a remote planet face a total eclipse and deadly creatures, forcing them to trust an escaped convict.YouTube (free)
84. 84Space Jam (1996)No gore · brisk · PGLooney Tunes characters and Michael Jordan team up for a whimsical, brisk, and wholesome basketball comedy.YouTube (free)
85. 85Roswell (1999) · seriesMildly scary · emotionally heavy · measured · TV-PGTeenage aliens with superhuman powers navigate high school crushes and a dangerous secret in New Mexico.Tubi
86. 86Galaxy Quest (1999)No gore · brisk · PGHas-been actors are mistaken for space heroes, leading to a brisk, whimsical, and witty adventure.Paramount+ · Kanopy · YouTube (free)
87. 87Valerian and the City of a Thousand Planets (2017)No gore · brisk · PG-13Two operatives race to save a shimmering, intergalactic city from a dark, encroaching mystery.Hulu · Max
88. 88Cloverfield (2008)Properly scary · light gore · strong violence · emotionally heavy · PG-13A relentless, gritty home video captures the chilling, suspenseful fight for survival against a skyscraper-sized monster.Paramount+ · Hoopla
89. 89War of the Worlds (2005)Properly scary · light gore · strong violence · emotionally heavy · PG-13An ordinary father fights to keep his children alive as an alien invasion relentlessly reshapes their world.Apple TV+ · Max · Paramount+
90. 90Lightyear (2022)No gore · brisk · PGA legendary Space Ranger and his robot companion embark on an uplifting, brisk intergalactic adventure.Disney+
91. 91Nope (2022)Properly scary · light gore · strong violence · emotionally heavy · RA lonely California gulch holds an uncanny, chilling discovery, unfolding with measured, witty suspense.Netflix
92. 92Signs (2002)Properly scary · emotionally heavy · measured · PG-13Mysterious crop circles portend a chilling, atmospheric dread that slowly consumes a farming family.Peacock · Fandango at Home (free)
93. 93Paul (2011)No gore · brisk · RTwo sci-fi fanboys find their road trip upended by a raunchy, wise-cracking alien on the run.Peacock · YouTube (free)
94. 94Men in Black 3 (2012)No gore · brisk · PG-13Time-traveling agents uncover cosmic secrets while battling aliens with broad humor and witty banter.Tubi
95. 95Alien: Earth (2025) · seriesProperly scary · light gore · strong violence · emotionally heavy · TV-MAA deep space crash-landing brings humanity face-to-face with an epic, chilling threat on Earth.Disney+ · Hulu
96. 96Stargate Universe (2009) · seriesMildly scary · light gore · strong violence · emotionally heavy · TV-14An exploration team navigates the gritty, atmospheric expanse of a distant galaxy, desperately seeking a way home.Prime Video
97. 97Home (2015)No gore · brisk · PGAn unlikely duo, a resourceful girl and a banished alien, embark on a whimsical, brisk adventure.Peacock
98. 983rd Rock from the Sun (1996) · seriesNo gore · measured · TV-PGFour aliens in human form navigate Earth's absurdities, finding heartwarming family moments amid campy, witty chaos.
99. 99The Eternaut (2025) · seriesMildly scary · light gore · strong violence · emotionally heavy · TV-MASurvivors in Buenos Aires endure a bleak, gritty fight against an invisible alien threat after a toxic snowfall.Netflix
100. 100Lilo & Stitch: The Series (2003) · seriesNo gore · brisk · TV-GAn alien experiment and a Hawaiian girl embark on brisk, wholesome adventures to rescue mischievous cousins.Disney+

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This product uses the TMDB API but is not endorsed or certified by TMDB. Intensity, tone and pace tags are CouchRot's own.