Best movies like The Terror Within

Two years after the Martian invasion, George Herbert's worst fears are realized: The Aliens have returned. As a second wave of Martian walkers lay waste to what's left of Earth, an alliance of military forces prepares a daring attack on the Red Planet itself. Once again, the future of mankind hangs in the balance.

A genetically re-engineered dog develops a psychic link with a monster created in a lab experiment which goes awry.

A crazed scientist experimenting with a rage virus on innocent victims in a laboratory in the woods. When his monstrous subjects escape and vultures devour their remains, they became mutations seeking to feed on humans.

A group of teenagers who, in an attempt to rescue their friend from an evil corporation, end up releasing a horde of blood thirsty zombies.

Amanda's deathbed request to her son, John, was for him to destroy all the lab notes etc. from her last experiment. She also blurts out he had a brother. At the funeral John meets Melissa, who claims to be his mother's biggest fan. Together with some of John's friends they go to Amanda's house, but none are prepared for what they find there.

After an experiment to make the ultimate weapon goes wrong, a team of commandos is sent into a genetic research lab and end up getting stalked by a creature that looks a lot like the Predator

Cancer-terminal tycoon Peter Murdoch's secret Wexel Hall Pharmaceuticals lab has developed a blood orchid extract cure. To examine why it works optimally in snakes, they also bread a super-anaconda strain. But the original pair escapes, leaving a bloody trail of human corpses. Murdoch runs, instructing his staff to clean up. They keep failing and being eaten like unsuspecting locals, some alive, even after enlisting ruthless big game hunter Hammett. The fast-growing pregnant monster sheds its skin, thus disabling the only tracking device they have.

A hardened mechanic must stay awake and maintain an interstellar ark fleeing the dying planet Earth with a few thousand lucky souls on board... the last of humanity. Unfortunately, humans are not the only passengers. A shapeshifting alien creature has taken residence, its only goal is to kill as many people as possible. The crew must think quickly to stop this menace before it destroys mankind.

After being driven to extinction, great bloodthirsty dinosaurs come back to life with the assistance of a demented genetic scientist. She plans to replace the human race with a super-race of dinosaurs who will not pollute the planet.

In the distant future, a federation marshal arrives at a research lab on a remote planet where a genetic experiment has gotten loose and begins feeding on the dwindling scientific group.

After Los Angeles is invaded by an army of subterranean monsters, a small group of people must fight for survival in the deserted metropolis.

Secretly engineered and blasted into space by government scientists, a vile monster crash-lands back on Earth and begins killing everyone it encounters. As the death toll rises, veteran cop McLemore bravely steps forward to crush the scary creature.

The mutant babies have been placed by court order on a deserted island. Appalled by the cynicism and exploitation of the children by the legal system and the media, the man responsible for them leads an expedition to the island to free them.

The year is 1998, six years after the nuke wars reduced the world to rubble and a few bands of wandering survivors. One of these groups stumbles into an abandoned government research facility, where they were working on making the body capable of creating its own amino acids, thus obviating the need for food. They are then attacked by one of the leftover experiments and begin experiencing an attrition problem.

In 1968, in the Ravenside Military Hospital in a military facility in Pennsylvania, the army loses control of an experiment of a lethal bacteriologic weapon that changes the DNA and transforms human beings into zombies. A group of soldiers is sent to the hospital to eliminate the infected staff and interns but private DeLuca steals a test tube with the virus and hides it inside a vacuum flask. He is transformed into a zombie and killed but the vacuum flask falls in the grass. In the present days, a group of patients in the mental institution Ravenside Memorial Hospital finds the vacuum flask and later when one of them opens the vessel, the culture tube drops on the floor of a bathroom contaminating the group and their Dr. Donwynn.

SIRIUS 6B, Year 2078. On a distant mining planet ravaged by a decade of war, scientists have created the perfect weapon: a blade-wielding, self-replicating race of killing devices known as Screamers designed for one purpose only -- to hunt down and destroy all enemy life forms.

The Umbrella Corporation’s deadly T-virus continues to ravage the Earth, transforming the global population into legions of the flesh eating Undead. The human race’s last and only hope, Alice, awakens in the heart of Umbrella’s most clandestine operations facility and unveils more of her mysterious past as she delves further into the complex. Without a safe haven, Alice continues to hunt those responsible for the outbreak; a chase that takes her from Tokyo to New York, Washington, D.C. and Moscow, culminating in a mind-blowing revelation that will force her to rethink everything that she once thought to be true. Aided by new found allies and familiar friends, Alice must fight to survive long enough to escape a hostile world on the brink of oblivion. The countdown has begun.

When a virus threatens to turn the now earth-dwelling friendly alien hybrids against humans, Captain Rose Corley must lead a team of elite mercenaries on a mission to the alien world in order to save what's left of humanity.

Seven years on from the events of Monsters, and the ‘Infected Zones’ have spread worldwide. Humans have been knocked off the top of the food chain, with disparate communities struggling for survival. American soldiers are being sent abroad to protect US interests from the Monsters, but the war is far from being won.

Captain Mack leads an elite military unit on a search for a missing scientist, and comes face-to-face with an an ancient evil lying beneath the Middle Eastern desert. Evil that is not of this world. Evil that should never be unearthed.

Underwater deep-sea miners encounter a Soviet wreck and bring back a dangerous cargo to their base on the ocean floor with horrifying results. The crew of the mining base must fight to survive against a genetic mutation that hunts them down one by one.

An experimental submarine with a very experienced crew, the "Siren II" is sent to find out what happened to the "Siren I" after it mysteriously disappeared in a submarine rift. Things go awry when they begin to find things that shouldn't be there...

Earth has been ravaged by a nuclear war, and a feminist warrior is forced to join up with a soldier of fortune in her journey to find a rumored "paradise" as they battle gangs of rampaging bandits.

'Hell' is the name of the hero of the story. He's a prisoner of the women who now run the USA after a nuclear/biological war. Results of the war are that mutants have evolved, and the human race is in danger of extinction due to infertility. Hell is given the task of helping in the rescue of a group of fertile women from the harem of the mutant leader (resembling a frog). Hell cannot escape since he has a bomb attached to his private parts which will detonate if he strays more than a few hundred yards from his guard.

In order to combat the damage caused by the depletion of the ozone layer, maverick biologist Hank Symes unleashes his most ambitious experiment to date: accelerated evolution. Unfortunately, this not only causes the authorities to take notice, but also creates a backlash from his new neighbors--leaving his son caught in the middle.

On a remote Irish farm, five people become unwilling participants in an experiment that goes nightmarishly wrong.

A group of space renegades hook up with a drifter named McQueen. Together they hole up in an abandoned research facility for the night and are relentlessly pursued by a human/monster hybrid.

When a young ski team training for the Olympics arrives at the remote and isolated Lost Mountain Ski Resort to focus on training, they're thrilled to find a retired Olympic skier is there to help them train. But their plans are halted when a scientist working at a nearby government lab arrives with the horrifying news that a top secret Government project has produced giant spiders and they have escaped, killing and eating everything in sight.

Paul Dean has created a deadly parasite that is now attached to his stomach. He and his female companion, Patricia Welles, must find a way to destroy it while also trying to avoid Ricus, his rednecks, and an evil government agent named Merchant.

A group of humans arrive on Sirius 6-B to investigate an SOS signal sent out from the planet, which has been supposedly deserted since the destruction of the man-made weapons known as "screamers." Once the squad arrives, they find a group of human survivors eking out an existence in an old military outpost.

In a post-apocalyptic future mankind is lives in a prehistoric manner. After killing his father for sexually assaulting his girlfriend, the son of a tribal leader runs away with a group of his teenage friends. They are taken in by Neil and Judith who introduce them to the vices outlawed by their tribes namely sex and drugs.Neil and Judith, however, are genetically altered indestructible mutants who have their own plans for the future of the human race.

In a world gone mad, the last human colony struggles to survive underground, beneath a land of nightmarish mutants who seek to destroy them. But when the mutant breaks inside humanity's final stronghold, the battle for survival pits the human colonists against their deadly invaders miles below the earth's surface.

Research scientists experimenting with time warps are accidentally propelled forward into an unbearable future.

In this loose remake of "Forbidden World" (1982), Commander Krieger and his robot companion Tinpan are summoned by a distress call to a research facility on the planet Phaebon, and soon find themselves battling a bizarre virus and a monstrous creature inadvertently created by the scientists there.

In the midst of a tropical storm, the crew of an offshore oil rig must survive the rampage of a creature after invading its undersea habitat.

After someone is killed in the subterranean project called "Shadowzone," a NASA captain is called in to investigate. In the project, sleeping subjects are induced into a deep EDS state whereby they become portals to a parallel universe. Unfortunately this causes adverse reactions in the subject, and something gets through the portal, the consequence of which is an attrition problem.

Group of heroin smugglers finds shelter on abandoned oil rig after their ship had exploded. Soon they find that the oil rig was just cover for biological experiment. One of the results is Charlie - shape-shifting monster with ability to absorb the memory of its victims. However, even such creatures have their own bad habits.

American astronaut Frank Douglas mysteriously disappears from his spacecraft as it parachutes to Earth. He is apparently replaced by or turned into a large, radioactive, humanoid monster. A team of scientists and military men attempt to capture the monster.

In a not-too-distant future, a lethal virus sweeps across Europe, prompting the creation of quarantine refugee camps in the United States. Police officers Delon (Natasha Henstridge) and Lemieux (Christopher Lambert) learn of a grisly murder in the Boston camp and team up to investigate. Suspecting the ruthless killer is infected with the virus, the pair have just hours to stop him before he becomes contagious and infects the entire population.

A time-travel experiment in which a robot probe is sent from the year 2073 to the year 1973 goes terribly wrong thrusting one of the project scientists,into a plague ravaged alternate time-line whose war weary inhabitants are locked in a constant battle with killer robots from the future.

A cursed survivor of killings at the Amityville House brings evil to a small island where bizarre genetic experiments are carried out on humans and animals.

Geneticist seeks to make a name for herself by saving the planet from disease by using eons-old antibodies, harvested from enlarged six legged creatures. The creatures don't like being big and escape. Send for help.

After their plane crashes in the Pacific ocean after a storm a group of people scramble to a tropical island. At first the place seems home to palm trees and exotic wildlife but on the discovery of a disused military base they find out the island poses a severe threat to them

An alien microbe lands in remote Siberia in the 1950's. In the year 2004, US scientist working at a top secret underground lab in Alaska clone the microbe. A garbled distress signal is heard from the lab just before a complete lock down of the facility. This is the last word sent out from the scientists. A team of scientists and military personnel are in charge of finding out what went wrong.

Soldiers land on Caprini and confront diabolical villains.

The last seven survivors of a nuclear war barricade themselves against an attack by a mutant cannibal.

A group of post-apocalyptic survivors, struggle to survive in a world where jungles and forests and primeval wetlands and deserts have obliterated civilization. They staunchly face genetically mutating beasts and mysterious diseases in an attempt to re-establish the human race as masters of Earth.

Machines have taken over, but left humans thinking that they are still the ones in charge. The androids need humans because of the human brain fluid; without it the android brains can't work. Until the mad scientist finds out how to make this brain fluid artificially that is.

Earth as we know it is gone. A virus has destroyed the planet and rendered all its women infertile, all but one. An elite team of soldiers are tasked with bringing the woman to safety on the newly habitable Earth Two. But when they are forced underground they find themselves fighting for survival from an bloodthirsty creature in a maze of ever shrinking tunnels. As the team's ranks start to dwindle, the tunnels shrink and the ammunition run out, the crawl for survival becomes more and more desperate.

A decade after a disastrous meteor impact wipes out most of society, a group of survivalists emerge to find themselves on a twisted version of the old Earth, with a nascent society besieged by vicious marauders, ferocious mutants, and the dreadful symptoms of a post-apocalyptic environment.