Extraterrestrial, Alien, or just the unknown, it doesn’t matter what we call them, they have come from somewhere beyond our knowing and are out to abduct our people, take over the world, or just plain kill everyone. They could be anywhere and look just like us or they could be greusome monsters or tiny green men. These films show it all and give you many choices for the scariest alien out there.

Shows about battling alien invasions, making contact with an alien species, finding out if there is more out there in the world, living with alien settlers and more can be found in this list of the top alien tv shows.

For more nightmares, check out our sections for Aliens, Monsters, Werewolves, Zombies, the supernatural and more…

Alien (1979)

The Nostromo, an interstellar mining ship bound for home, responds to an SOS signal sent by a derelict ship on a distant planet. The crew discovers a strange and foreboding scene upon its arrival.

Starring: Tom Skerritt, Sigourney Weaver, Veronica Cartwright

Aliens (1986)

Planet LV-426, visited in the previous Alien film by the ill-fated Nostromo, has been colonized. Now, contact with the colonists has been lost. Heavily-armed space marines are sent on a rescue mission – will it be enough?

Starring: Sigourney Weaver, Michael Biehn, Lance Henriksen, Carrie Henn

Alien Nation (TV Show 1989-1990)

A flying saucer crashes in the Mojave Desert and its passengers turn out to be alien slaves, bred to be highly intelligent and strong, and controllable by their Overseers. These Tenctonese, or “Newcomers”, are being assimilated into the populace of Los Angeles.

Gary Graham as Det. Matthew Sikes
Eric Pierpoint as Det. George Francisco
Michele Scarabelli as Susan Francisco

AVP: Alien vs. Predator (2004)

A team of scientists and archeologists in Antarctica are caught up in a battle between creatures first seen in the Alien and Predator movies.

Starring: Sanaa Lathan, Lance Henriksen, Raoul Bova

The Blob (1958)

A gelatinous alien life form falls to earth inside a meteorite, ingesting everyone it comes in contact with. Quickly growing larger, it soon reaches monstrous proportions.

Starring: Steve McQueen, Aneta Corsaut, Earl Rowe

The Blob (1988)

A meaner, more aggressive blob stars in this remake of the 1958 classic. The origin story has changed, and the deaths are grislier and more explicit. Is it a better movie? You be the judge.

Starring: Kevin Dillon, Shawnee Smith, Donovan Leitch

Contact (1997)

Dr. Ellie Arroway, after years of searching, finds conclusive radio evidence of intelligent extra-terrestrial life, in the form of assembly instructions for a mysterious and fantastic machine.

Starring: Jodie Foster, Jena Malone, Matthew McConaughey, David Morse, Tom Skerritt

The Day the Earth Stood Still (1951)

An alien lands and tells the people of Earth they must learn to peacefully coexist, or face destruction as a danger to other planets.

Starring: Patricia Neal, Michael Rennie, Hugh Marlowe

The Day the Earth Stood Still (2008)

A remake of the 1951 classic sci-fi film about an alien visitor and his giant robotic counterpart who visit Earth with an ominous message for humankind.

Starring: Keanu Reeves, Jennifer Connelly, Kathy Bates

Dreamcatcher (2003)

Friends on a camping trip discover that the town they’re vacationing in is plagued by parasitic aliens from outer space.

Starring: Morgan Freeman, Thomas Jane, Jason Lee

Earth vs. the Flying Saucers (1956)

Extra-terrestrials in flying saucers contact scientist Dr. Russell Marvin as part of a master plan to enslave the inhabitants of planet Earth.

Starring: Hugh Marlowe, Joan Taylor, Donald Curtis

Enemy Mine (1985)

A soldier from Earth crash-lands on an alien world after sustaining battle damage. Eventually he encounters another survivor, but from the enemy species he was fighting; they band together to survive on this hostile world.

Starring: Dennis Quaid, Louis Gossett Jr., Brion James

E.T. The Extra Terrestrial (1982)

A group of Earth children find and befriend a stranded alien botanist, hide him from government agents, and carry out a daring plan to help him return home.

Starring: Dee Wallace, Henry Thomas, Peter Coyote


Falling Skies (TV Show 2011-2015)

The chaotic aftermath of an alien attack has left most of the world completely incapacitated. In the six months since the initial invasion, the few survivors have banded together outside major cities to begin the difficult task of fighting back.

Noah Wyle as Tom Mason
Maxim Knight as Matt Mason
Drew Roy as Hal Mason

Independence Day (1996)

The aliens are coming and their goal is to invade and destroy. Fighting superior technology, Man’s best weapon is the will to survive.

Starring: Will Smith, Bill Pullman, Jeff Goldblum

Invasion (TV Show 2005-2006)

In the aftermath of a hurricane, a Florida Park Ranger and his family deal with strange occurrences, including luminescent creatures in the water and people that somehow seem to have changed after surviving the night of the disaster out in the open.

William Fichtner as Sheriff Tom Underlay
Eddie Cibrian as Russell Varon
Kari Matchett as Dr. Mariel Underlay

Invasion of the Body Snatchers (1956)

A doctor in the small California community of Santa Mira begins getting reports from several of his patients that their loved ones don’t seem to be themselves lately.

Starring: Kevin McCarthy, Dana Wynter, Larry Gates

Invasion of the Body Snatchers (1978)

A remake of the acclaimed 1956 cult classic, this 1978 production moves the story to San Francisco, but the fear, paranoia, and mounting dread of the original film are still there.

Starring: Donald Sutherland, Brooke Adams, Jeff Goldblum


Mars Attacks (1996)

Earth is invaded by conniving Martians with terrifying weapons and a cruel sense of humor.

Starring: Jack Nicholson, Glenn Close, Annette Bening

Men In Black (1997)

Two agents who work for a clandestine government agency that keeps an eye on aliens in New York City must try to save the world after the aliens threaten to blow it up.

Starring: Tommy Lee Jones, Will Smith, Linda Fiorentino

Mission To Mars (2000)

When the first manned mission to Mars meets with a catastrophic and mysterious disaster, a rescue mission is launched to investigate the tragedy and bring back any survivors.

Starring: Gary Sinise, Tim Robbins, Don Cheadle

Pitch Black (2000)

A group of marooned space travelers struggle for survival on a planet where darkness brings out the planet’s real inhabitants; large, reptilian, vampire-like creatures that come out and dominate the surface in total darkness, killing and eating all life.

Starring: Vin Diesel, Radha Mitchell, Cole Hauser

Predator (1987)

A team of commandos, on a mission in a Central American jungle, find themselves stalked and killed one-by-one by a mysterious hunter with skills and cunning far exceeding their own.

Starring: Arnold Schwarzenegger, Carl Weathers, Kevin Peter Hall

Predator 2 (1990)

In the middle of a gang war, an elusive and terrifying alien hunter is killing people in Los Angeles. A veteran LAPD officer investigating the crimes begins to suspect he is up against something far from ordinary.

Starring: Danny Glover, Gary Busey, Kevin Peter Hall

Predators (2010)

An elite group of mercenaries, murderers, gangsters, and convicts have become the hunted instead of the hunters they’re used to being, in this third installment of the Predators franchise.

Starring: Adrien Brody, Laurence Fishburne, Alice Braga

Signs (2002)

A grieving pastor and his children find mysterious crop circles in the fields of their farm, which may be connected to historic reports of an alien invasion which they are watching on television.

Starring: Mel Gibson, Joaquin Phoenix, Abigail Greslin, Rory Culkin

Spaced Invaders (1990)

Dim-witted Martians drop in to a little Illinois town on the day that the local radio station just happens to be rebroadcasting Orson Welles’ infamous “War Of The Worlds” radio drama.

Starring: Ariana Richards, Gregg Berger, Patrika Darbo

Species (1995)

A message from deep space contains instructions on how to modify human DNA. A team of scientists uses the instructions to create a beautiful female creature that causes no end of trouble, murdering unsuspecting people in her search for a mate.

Starring: Ben Kingsley, Michael Madsen, Natasha Henstridge, Alfred Molina

Starship Troopers (1997)

Far in the future, high school kids in a fascistic society join the military to do battle with a planet of giant alien insects. The safety of humanity depends on it.

Starring: Casper Van Dien, Denise Richards, Dina Meyer.

Taken (TV Show 2002)

Taken follows four generations of three families: the Keys, Crawfords, and the Clarkes. Russell Keys is plagued by nightmares of his alien abduction; the Roswell incident transforms Owen Crawford; and Sally Clarke is impregnated by an alien visitor.

Dakota Fanning as Allie Keys
Matt Frewer as Dr. Chet Wakeman
Emily Bergl as Lisa Clarke

The Thing From Another World (1951)

In the arctic, scientists and American Air Force officials discover an ancient flying saucer buried in the ice and the frozen body of its alien pilot. When the body thaws out, bad things start to happen.

Starring: Kenneth Tobey, Margaret Sheridan, James Arness

The Thing (1982)

John Carpenter’s imaginatively grisly retelling of the 1951 original, in which a shape-shifting alien stalks, attacks and absorbs scientists at an arctic research station, one by one.

Starring: Kurt Russell, Wilford Brimley, Keith David

The War of the Worlds (1953)

The film adaptation of the H. G. Wells story told on radio of the invasion of Earth by Martians. It all starts when residents of a small California town see a meteor land in the hills nearby.

Starring: Gene Barry, Ann Robinson, Les Tremayne

War of the Worlds (2005)

As Earth is invaded by alien tripod fighting machines in a war of annihilation, a divorced father of two children fights to keep them alive as society disintegrates around them.

Starring: Tom Cruise, Tim Robbins, Dakota Fanning, and more.

The X-Files (TV Show 1993-2002)

FBI agents Fox Mulder and Dana Scully are a study in contrasts: Mulder is a believer in the paranormal while Scully is a skeptic. Together, they investigate paranormal cases, which lead them to alien conspiracies within the U.S. government and even put their lives and careers at risk.

David Duchovny as Fox Mulder
Gillian Anderson as Dana Scully

Return To Top

Top Films | New Nightmare Films | Movie Photos | MORE… | | |