A simple yet proud rancher conspires to murder his wife for financial gain, convincing his teenage son to participate.
An aggressive race of aliens took over Planet Earth and humanity's at its end, living in giant bunkers below ground. Young Military rookie S.U.M.1 (Iwan Rheon) is sent to the surface to save a group of unprotected survivors.
A social misfit, Willard is made fun of by his co-workers, and squeezed out of the company started by his deceased father by his boss. His only friends are a couple of rats he raised at home, Ben and Socrates. However, when one of them is killed at work, he goes on a rampage using his rats to attack those who have been tormenting him.
The daughter in a family of werewolves decides to put an end to the family curse.
Corn grain contaminated with steroids produces large rats the size of small dogs who begin feeding on the residents of Toronto. Paul, a college basketball coach, teams up with Kelly, a local health inspector, to uncover the source of the mysterious rat attacks and they eventually try to prevent the opening of a new subway line as well as find the mutant rats nest quickly, or there will be a huge massacre of the entire city!
Morgan and his friends are on a hunting trip on a remote Canadian island when they are attacked by a swarm of giant wasps. Looking for help, Morgan stumbles across a barn inhabited by an enormous killer chicken. After doing some exploring, they discover the entire island is crawling with animals that have somehow grown to giant size. The most dangerous of all of these, however, are the rats, who are mobilizing to do battle with the human intruders.
The depletion of the earth's ozone layer causes animals above the altitude of 5000 feet to run amok, which is very unfortunate for a group of hikers who get dropped off up there by helicopter just before the quarantine is announced.
A lonely boy becomes good friends with Ben, a rat. This rat is also the leader of a pack of vicious killer rats, killing lots of people.
The adventures of an upper-class suburban family abruptly confronted with the younger brother's discovery of his homosexuality, the elder sister's suicide attempt and sadomasochist tendencies, and the intrusion of a very free-spirited maid and her husband. And it all started with the arrival in the family of an innocent looking rat.
A growth hormone experiment gets out of hand, when the the resulting giant man-eating rats escape, reaking havoc on the unsuspecting campus. Much blood-letting follows.