20 Best Sci-Fi Movies on Peacock 2026
Find the best sci-fi movies on Peacock, from Prometheus and Coherence to Alien: Covenant, The Thing, Signs, and more.
If you want a fast way to find what to watch next, this roundup pulls together a strong mix of sci-fi, creature features, and genre-bending favorites now streaming on Peacock. You’ll find tense, mind-bending picks like Coherence and Prometheus, along with darker crowd-pleasers such as Alien: Covenant, The Thing, and Signs. There’s also room for bigger, more playful choices, including The Super Mario Galaxy Movie, Borderlands, and family-friendly options that lean into action, adventure, fantasy, and comedy. Whether you’re planning a solo movie night or something the whole house can enjoy, these picks cover a wide range of moods without making the search feel endless.
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01
The Super Mario Galaxy Movie
action & adventure · animation · comedy · fantasy · kids & family · science-fiction
Having thwarted Bowser's previous plot to marry Princess Peach, Mario and Luigi now face a fresh threat in Bowser Jr., who is determined to liberate his father from captivity and restore the family legacy. Alongside companions new and old, the brothers travel across the stars to stop the young heir's crusade.
Directed by Aaron Horvath, Michael Jelenic, Pierre Leduc, Fabien PolackCast Brie Larson, Virginia Dare Jelenic, Benny Safdie, Kevin Michael Richardson, Chris PrattPeacock Premium -
02
The Thing
horror · science-fiction
When paleontologist Kate Lloyd travels to an isolated outpost in Antarctica for the expedition of a lifetime, she joins an international team that unearths a remarkable discovery. Their elation quickly turns to fear as they realize that their experiment has freed a mysterious being from its frozen prison. Paranoia spreads like an epidemic as a creature that can mimic anything it touches will pit human against human as it tries to survive and flourish in this spine-tingling thriller.
Directed by Matthijs van Heijningen Jr.Cast Mary Elizabeth Winstead, Joel Edgerton, Ulrich Thomsen, Eric Christian Olsen, Adewale Akinnuoye-AgbajePeacock Premium -
03
Coherence
mystery · sci-fi · thriller
Four couples gather for dinner the night a mysterious and powerful comet passes overhead.
Directed by James Ward ByrkitCast Emily Baldoni, Maury Sterling, Nicholas Brendon, Lorene Scafaria, Elizabeth GracenAmazon Prime VideoPeacock Premium -
04
Alien: Covenant
horror · sci-fi · thriller
The crew of the colony ship Covenant, bound for a remote planet on the far side of the galaxy, discovers what they think is an uncharted paradise but is actually a dark, dangerous world.
Directed by Ridley ScottCast Michael Fassbender, Katherine Waterston, Billy Crudup, Danny McBride, Demián BichirPeacock Premium -
05
Borderlands
action & adventure · comedy · mystery & thriller · science-fiction
Returning to her home planet, an infamous bounty hunter forms an unexpected alliance with a team of unlikely heroes. Together, they battle monsters and dangerous bandits to protect a young girl who holds the key to unimaginable power.
Directed by Eli RothCast Cate Blanchett, Kevin Hart, Edgar Ramírez, Jamie Lee Curtis, Ariana GreenblattPeacock Premium -
06
Signs
drama · horror · mystery & thriller · science-fiction
A family living on a farm finds mysterious crop circles in their fields which suggests something more frightening to come.
Directed by M. Night ShyamalanCast Mel Gibson, Joaquin Phoenix, Rory Culkin, Abigail Breslin, Cherry JonesPeacock Premium -
07
The Messengers
drama · horror · mystery & thriller · science-fiction
When the Solomons trade in the craziness of big-city life for the quiet of a North Dakota farm, little do they expect the nightmare that follows. Soon after arriving, teenage Jess and her younger brother see terrifying apparitions and endure attacks from a supernatural source. Jess must warn her disbelieving family before it is too late to save them.
Directed by Danny Pang, Oxide Chun PangCast Kristen Stewart, Dylan McDermott, Penelope Ann Miller, John Corbett, Evan TurnerPeacock Premium -
08
The Purge
horror · sci-fi · thriller
Given the country's overcrowded prisons, the U.S. government begins to allow 12-hour periods of time in which all illegal activity is legal. During one of these free-for-alls, a family must protect themselves from a home invasion.
Directed by James DeMonacoCast Ethan Hawke, Lena Headey, Max Burkholder, Adelaide Kane, Edwin HodgeAmazon Prime VideoPeacock Premium -
09
Prometheus
adventure · mystery · sci-fi
A team of explorers discover a clue to the origins of mankind on Earth, leading them on a journey to the darkest corners of the universe. There, they must fight a terrifying battle to save the future of the human race.
Directed by Ridley ScottCast Noomi Rapace, Michael Fassbender, Charlize Theron, Idris Elba, Guy PearcePeacock Premium -
10
Halloween III: Season of the Witch
horror · mystery · sci-fi · thriller
After a terrified toy salesman is mysteriously attacked and brought to the hospital clutching the year's most popular Halloween mask, Dr. Daniel Challis sets out to investigate the strange events and finds himself thrust into a nightmarish conspiracy.
Directed by Tommy Lee WallaceCast Tom Atkins, Stacey Nelkin, Dan O'Herlihy, Michael Currie, Ralph StraitAmazon Prime VideoPeacock Premium -
11
The World's End
action & adventure · comedy · science-fiction
Five friends who reunite in an attempt to top their epic pub crawl from 20 years earlier unwittingly become humankind's only hope for survival.
Directed by Edgar WrightCast Thomas Law, Zachary Bailess, Jasper Levine, James Tarpey, Luke BromleyPeacock Premium -
12
The Purge: Election Year
action · horror · sci-fi · thriller
Two years after choosing not to kill the man who killed his son, former police sergeant Leo Barnes has become head of security for Senator Charlene Roan, the front runner in the next Presidential election due to her vow to eliminate the Purge. On the night of what should be the final Purge, a betrayal from within the government forces Barnes and Roan out onto the street where they must fight to survive the night.
Directed by James DeMonacoCast Frank Grillo, Elizabeth Mitchell, Mykelti Williamson, J.J. Soria, Betty GabrielAmazon Prime VideoPeacock Premium -
13
Triangle
fantasy · mystery · sci-fi · thriller
When Jess sets sail on a yacht with a group of friends, she cannot shake the feeling that there is something wrong.
Directed by Christopher SmithCast Melissa George, Joshua McIvor, Jack Taylor, Michael Dorman, Henry NixonAmazon Prime VideoPeacock Premium -
14
The Endless
horror · mystery · sci-fi · thriller
Two brothers return to the cult they fled from years ago to discover that the group's beliefs may be more sane than they once thought.
Directed by Justin Benson, Aaron MoorheadCast Aaron Moorhead, Justin Benson, Callie Hernandez, Tate Ellington, Shane BradyAmazon Prime VideoPeacock Premium -
15
Phantasm
horror · sci-fi
A teenage boy and his friends face off against a mysterious grave robber, known only as the Tall Man, who employs a lethal arsenal of unearthly weapons.
Directed by Don CoscarelliCast A. Michael Baldwin, Bill Thornbury, Reggie Bannister, Kathy Lester, Terrie KalbusAmazon Prime VideoPeacock PremiumAMC+Freevee -
16
Minions
animation · adventure · comedy · crime · family · sci-fi
Minions Stuart, Kevin and Bob are recruited by Scarlet Overkill, a super-villain who, alongside her inventor husband Herb, hatches a plot to take over the world.
Directed by Kyle Balda, Pierre CoffinCast Sandra Bullock, Jon Hamm, Michael Keaton, Allison Janney, Steve CooganNetflixPeacock Premium -
17
Despicable Me 2
animation · adventure · comedy · crime · family · sci-fi
Gru is recruited by the Anti-Villain League to help deal with a powerful new super criminal.
Directed by Pierre Coffin, Chris RenaudCast Steve Carell, Kristen Wiig, Benjamin Bratt, Miranda Cosgrove, Russell BrandHuluPeacock Premium -
18
Dog Man
animation · action · adventure · comedy · crime · family · fantasy · sci-fi
When a faithful police dog and his human police officer owner are injured together on the job, a harebrained but life-saving surgery fuses the two of them together and Dog Man is born. Dog Man is sworn to protect and serve—and fetch, sit and roll over. As Dog Man embraces his new identity and strives to impress his Chief, he must stop the pretty evil plots of feline supervillain Petey the Cat.
Directed by Peter HastingsCast Pete Davidson, Poppy Liu, Lil Rel Howery, Isla Fisher, Billy BoydPeacock Premium -
19
Piranha
comedy · horror · sci-fi · thriller
When flesh-eating piranhas are accidentally released into a summer resort's rivers, the guests become their next meal.
Directed by Joe DanteCast Bradford Dillman, Heather Menzies, Kevin McCarthy, Keenan Wynn, Dick MillerPeacock PremiumAMC+ -
20
Freaks
drama · fantasy · mystery · sci-fi · thriller
Kept locked inside the house by her father, 7-year-old Chloe lives in fear and fascination of the outside world, where Abnormals create a constant threat—or so she believes. When a mysterious stranger offers her a glimpse of what's really happening outside, Chloe soon finds that while the truth isn't so simple, the danger is very real.
Directed by Zach Lipovsky, Adam B. SteinCast Emile Hirsch, Bruce Dern, Grace Park, Amanda Crew, Lexy KolkerAmazon Prime VideoPeacock Premium
Wrapping Up
From eerie first-contact stories to action-heavy space adventures and offbeat genre blends, this list makes it easier to choose something that fits your mood. The 20 picks on the page give you a balanced mix of thrills, nostalgia, and newer releases, so you can jump straight into a good watch instead of scrolling forever. Bookmark this guide and come back when you want a fresh idea for movie night. We update it regularly so the lineup stays useful as Peacock’s library changes.
Frequently Asked Questions
How often is this list updated?
We refresh this list regularly as titles are added or removed from streaming catalogs, so rankings and availability stay current.
Do I need a Peacock subscription to watch these?
Yes — every title on this list is currently available on Peacock. Availability can change, so we recommend checking the streaming link on each title before you start watching.
How are these sci-fi movies ranked?
We rank by a combination of audience rating and current popularity, so you're seeing the sci-fi titles people are actually watching right now, not just an old fixed list.
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Last updated: September 7, 2026