Account IconLogin|Sign Up
netflix
amazon_prime
hulu_plus
disney_plus
hbo
& more all in one place. Totally free to use!
Alien
arrow
AllAction & AdventureAnimationBiographyChildrenComedyCrimeCultDocumentaryDramaFamilyFantasyHistoryHorrorIndependentLGBTQMusicalMysteryRealityRomanceScience-FictionSportStand-up & TalkThrillerTravelAbout AfricaAdaptationAlienAnimalApocalypseBaseballBased on BooksBased On True StoryBoxingBritish HumourCarChristmasCollegeComic BookComing of AgeDanceDark ComedyDatingDisasterDisneyDoctorDogDrugDystopiaEgyptEscapeFashionFeel-goodFemale DirectorFightingFriendshipFuturisticGangGangsterGeniusGhostGolfHigh SchoolHolidayHuntingJungleKidnappingMagicMartial ArtsMatureMedievalMilitaryMonsterMusicNew YorkParisParodyPetPolicePoliticalPrincessPrisonPsychologyRacingReligionRevengeRiverRobotRomeRoyaltyScienceSerial KillerSingingSpaceSportsSpySupernaturalSurvivalSuspenseTankTeacherTechnologyTeenTime TravelToyTwinsVampireVideo GamesWarWorld War IIWrestlingZombie
arrowarrow
Movies & TV Shows
arrow
Movies & TV ShowsMovies
Get recommendations and notifications when movies & shows come to your streaming services.
On
Showtime
arrow
Every Service
Every Service
Free Services
Free Services
Your Services
Your Services
Netflix
Netflix
Prime Video
Prime Video
HBO MAX
HBO MAX
HBO
HBO
Showtime
Showtime
Hulu
Hulu
Starz
Starz
Plex
Plex
Disney+
Disney+
Peacock Premium
Peacock Premium
Philo
Philo
fuboTV
fuboTV
Epix
Epix
CBS All Access
CBS All Access
Crunchyroll Premium
Crunchyroll Premium
DC Universe
DC Universe
AMC Premiere
AMC Premiere
AMC
AMC
BritBox
BritBox
IFC
IFC
YouTube Premium
YouTube Premium
Shudder
Shudder
The Criterion Channel
The Criterion Channel
Funimation
Funimation
Fandor
Fandor
Hoopla
Hoopla
Kanopy
Kanopy
Tubi
Tubi
PlutoTV
PlutoTV
Peacock
Peacock
Vudu
Vudu
IMDb TV
IMDb TV
PopcornFlix
PopcornFlix
Crunchyroll
Crunchyroll
Crackle
Crackle
Cinemax
Cinemax
Sundance
Sundance
Syfy
Syfy
TBS
TBS
TNT
TNT
BBC America
BBC America
TCM
TCM
Viceland
Viceland
Comedy Central
Comedy Central
Cartoon Network
Cartoon Network
Adult Swim
Adult Swim
History
History
DisneyNOW
DisneyNOW
arrowarrow
Want to Select more than one service? Add your services to your free Reelgood account to see everything you can watch!

The Best Alien Movies and TV Shows on Showtime

Finding a good Alien movie and TV show to watch can be hard, so we've ranked the best ones and included where to watch them. Check out our list of the best Alien movies and TV shows of all time streaming on Showtime.

VIEW: best
backdrop
fubo_tv
showtime

1. The Thing

IMDB LogoIMDB Star
8.1/10
Reelgood Logo
91/100
Released: 1982Rated: R
Horror, Cult

What it's about: Members of an American scientific research outpost in Antarctica find themselves battling a parasitic alien organism capable of perfectly imitating its victims. They soon discover that this task will be harder than they thought, as they don't know which members of the team have already been assimilated and their paranoia threatens to tear them apart.

Where to Watch: Available to stream on a subscription service (fuboTV & Showtime), stream on a popular TV everywhere service (Showtime) & rent or buy from $3.99 on 6 services (iTunes, Google Play & 4 others).

backdrop
free
fubo_tv
showtime
+ 1

2. District 9

IMDB LogoIMDB Star
7.9/10
Reelgood Logo
91/100
Released: 2009Rated: R
Science-Fiction, Action & Adventure

What it's about: Thirty years ago, aliens arrive on Earth. Not to conquer or give aid, but to find refuge from their dying planet. Separated from humans in a South African area called District 9, the aliens are managed by Multi-National United, which is unconcerned with the aliens' welfare but will do anything to master their advanced technology. When a company field agent contracts a mysterious virus that begins to alter his DNA, there is only one place he can hide: District 9.

Where to Watch: Available to watch free online (Tubi), stream on a subscription service (fuboTV & Showtime), stream on a popular TV everywhere service (Showtime) & rent or buy from $2.99 on 6 services (iTunes, Google Play & 4 others).

backdrop
amazon_prime
showtime
criterion_channel
+ 1

3. Invasion of the Body Snatchers

IMDB LogoIMDB Star
7.4/10
Reelgood Logo
84/100
Released: 1978Rated: PG
Horror, Science-Fiction

What it's about: The first remake of the paranoid infiltration classic moves the setting for the invasion, from a small town to the city of San Francisco and starts as Matthew Bennell notices that several of his friends are complaining that their close relatives are in some way different. When questioned later they themselves seem changed, as they deny everything or make lame excuses. As the invaders increase in number they become more open and Bennell, who has by now witnessed an attempted "replacement", realises that he and his friends must escape or suffer the same fate. But who can he trust to help him and who has already been snatched?

Where to Watch: Available to stream on a popular subscription service (Prime Video, Showtime, The Criterion Channel & 1 other), stream on a popular TV everywhere service (Showtime) & rent or buy from $3.99 on 3 services (iTunes, Microsoft & Vudu).

backdrop
fubo_tv
showtime

4. Cloverfield

IMDB LogoIMDB Star
7.0/10
Reelgood Logo
82/100
Released: 2008Rated: PG-13
Action & Adventure, Science-Fiction

What it's about: Five young New Yorkers throw their friend a going-away party the night that a monster the size of a skyscraper descends upon the city. Told from the point of view of their video camera, the film is a document of their attempt to survive the most surreal, horrifying event of their lives.

Where to Watch: Available to stream on a subscription service (fuboTV & Showtime), stream on a popular TV everywhere service (Showtime) & rent or buy from $2.99 on 6 services (iTunes, Google Play & 4 others).

backdrop
fubo_tv
showtime

5. Attack the Block

IMDB LogoIMDB Star
6.6/10
Reelgood Logo
80/100
Released: 2011Rated: R
Action & Adventure, Comedy

What it's about: A teen gang in a South London housing estate must team up with the other residents to protect their neighbourhood from a terrifying alien invasion.

Where to Watch: Available to stream on a subscription service (fuboTV & Showtime), stream on a popular TV everywhere service (Showtime) & rent or buy from $2.99 on 6 services (iTunes, Google Play & 4 others).

backdrop
fubo_tv
showtime

6. Under the Skin

IMDB LogoIMDB Star
6.3/10
Reelgood Logo
76/100
Released: 2013
Drama, Science-Fiction

What it's about: A seductive alien prowls the streets of Glasgow in search of prey: unsuspecting men who fall under her spell.

Where to Watch: Available to stream on a subscription service (fuboTV & Showtime), stream on a popular TV everywhere service (Showtime) & rent or buy from $2.99 on 6 services (iTunes, Google Play & 4 others).

backdrop
fubo_tv
showtime

7. Slither

IMDB LogoIMDB Star
6.5/10
Reelgood Logo
76/100
Released: 2006Rated: R
Comedy, Horror

What it's about: A small town is taken over by an alien plague, turning residents into zombies and all forms of mutant monsters.

Where to Watch: Available to stream on a subscription service (fuboTV & Showtime), stream on a popular TV everywhere service (Showtime) & rent or buy from $3.99 on 5 services (iTunes, Google Play & 3 others).

backdrop
fubo_tv
showtime

8. Captive State

IMDB LogoIMDB Star
6.0/10
Reelgood Logo
66/100
Released: 2019Rated: PG-13
Thriller, Science-Fiction

What it's about: Nearly a decade after occupation by an extraterrestrial force, the lives of a Chicago neighborhood on both sides of the conflict are explored. In a working-class Chicago neighborhood occupied by an alien force for nine years, increased surveillance and the restriction of civil rights have given rise to an authoritarian system -- and dissent among the populace.

Where to Watch: Available to stream on a subscription service (fuboTV & Showtime), stream on a popular TV everywhere service (Showtime) & rent or buy from $13.99 on 5 services (iTunes, Prime Video & 3 others).

backdrop
showtime

9. Godzilla

IMDB LogoIMDB Star
5.4/10
Reelgood Logo
61/100
Released: 1998Rated: PG-13
Action & Adventure, Science-Fiction

What it's about: When a freighter is viciously attacked in the Pacific Ocean, a team of experts -- including biologist Niko Tatopoulos and scientists Elsie Chapman and Mendel Craven -- concludes that an oversized reptile is the culprit. Before long, the giant lizard is loose in Manhattan, destroying everything within its reach. The team chases the monster to Madison Square Garden, where a brutal battle ensues.

Where to Watch: Available to stream on a subscription service (Showtime), stream on a popular TV everywhere service (Showtime) & rent or buy from $2.99 on 5 services (iTunes, Google Play & 3 others).

backdrop
fubo_tv
showtime
hoopla
+ 1

10. How to Talk to Girls at Parties

IMDB LogoIMDB Star
5.7/10
Reelgood Logo
59/100
Released: 2017Rated: R
Comedy, Romance

What it's about: Croydon, 1977. A trio of punk teenagers goes to a party to meet girls, but they find that girls there are very different from what they expected.

Where to Watch: Available to stream on a subscription service (fuboTV, Showtime, Hoopla & 1 other), stream on a popular TV everywhere service (Showtime) & rent or buy from $2.99 on 7 services (iTunes, Google Play & 5 others).

backdrop
netflix
fubo_tv
showtime

11. Apollo 18

IMDB LogoIMDB Star
5.2/10
Reelgood Logo
56/100
Released: 2011Rated: PG-13
Horror, Mystery

What it's about: Officially, Apollo 17 was the last manned mission to the moon. But a year later in 1973, three American astronauts were sent on a secret mission to the moon funded by the US Department of Defense. What you are about to see is the actual footage which the astronauts captured on that mission. While NASA denies its authenticity, others say it's the real reason we've never gone back to the moon.

Where to Watch: Available to stream on a popular subscription service (Netflix, fuboTV & Showtime), stream on a popular TV everywhere service (Showtime) & rent or buy from $5.99 on 2 services (Google Play & YouTube).

backdrop
fubo_tv
showtime

12. Howard the Duck

IMDB LogoIMDB Star
4.7/10
Reelgood Logo
55/100
Released: 1986Rated: PG
Action & Adventure, Comedy

What it's about: A scientific experiment unknowingly brings extraterrestrial life forms to the Earth through a laser beam. First is the cigar smoking drake Howard from the duck's planet. A few kids try to keep him from the greedy scientists and help him back to his planet. But then a much less friendly being arrives through the beam...

Where to Watch: Available to stream on a subscription service (fuboTV & Showtime), stream on a popular TV everywhere service (Showtime) & rent or buy from $3.99 on 5 services (iTunes, Google Play & 3 others).

Find the perfect movie or tv show with the Reelgood mobile app.