Bats

A disease carried by common cockroaches is killing Manhattan children. In an effort to stop the epidemic an entomologist, Susan Tyler, creates a mutant breed of insect that secretes a fluid to kill the roaches. This mutant breed was engineered to die after one generation, but three years later Susan finds out that the species has survived and evolved into a large, gruesome monster that can mimic human form.

A baby alligator is flushed down a toilet and survives by eating discarded lab animals that have been injected with growth hormones. The now gigantic animal escapes the city sewers and goes on a rampage, pursued by a cop and a big-game hunter.

When Seth Brundle makes a huge scientific and technological breakthrough in teleportation, he decides to test it on himself. Unbeknownst to him, a common housefly manages to get inside the device and the two become one.

When a series of unexplained vicious animal attacks strikes his community, Sheriff Jim Tanner and his assistant Barbara trace them back to a Dr. Hyde, a former military researcher whose government funding for a dinosaur cloning project was cut. When the Pentagon discovers Hyde obtained foreign backing to continue his experiments, they send in a strike team to save Tanner and Barbara and stop Hyde.

After a horrifying PredAlien crash-lands near a small Colorado town, killing everyone it encounters and producing countless Alien offspring, a lone Predator arrives to "clean up" the infestation.

A mad scientist unleashes his master plan: to transform himself into a mutated walking catfish, and gain revenge on those who have spurned him. His plans go wrong, and he becomes tempted to kidnap a nubile young woman to similarly transform her so that he can breed.

After years of separation, Irena Gallier and her minister brother, Paul, reunite in New Orleans. When zoologists capture a wild panther, Irena is drawn to the cat – and zoo curator Oliver to her. Soon, Paul will have to reveal the family secret: that when sexually aroused, they revert into predatory jungle cats.

The Gardner family moves to a remote farmstead in rural New England to escape the hustle of the 21st century. They are busy adapting to their new life when a meteorite crashes into their front yard, melts into the earth, and infects both the land and the properties of space-time with a strange, otherworldly colour. To their horror, the family discovers this alien force is gradually mutating every life form that it touches—including them.

After a new cannery introduces scientifically augmented salmon to a seaside town in the Pacific Northwest, a species of mysterious, mutated sea creatures begin killing the men and raping the women.

When Cecilia's abusive ex takes his own life and leaves her his fortune, she suspects his death was a hoax. As a series of coincidences turn lethal, Cecilia works to prove that she is being hunted by someone nobody can see.

Unperturbed by the disastrous outcome of his previous meddling with the dead, Dr. West continues his research into the phenomenon of re-animation; only this time, he plans to create life – starting with the heart of his young protégé Dan's dearly deceased Meg Halsey.

A biology professor discovers a deadly species of vampire bats are responsible for a series of bizarre murders and now she must find a way to stop them before they are completely out of control.

Mad scientist turns a man into an electrically-controlled monster to do his bidding.

A plane crash surviving attorney stumbles upon a mysterious island and is shocked to discover that a brilliant scientist and his lab assistant have found a way to combine human and animal DNA—with horrific results.

Two crew members wake up on an abandoned spacecraft with no idea who they are, how long they've been asleep, or what their mission is. The two soon discover they're actually not alone – and the reality of their situation is more horrifying than they could have imagined.