Using fossilized DNA, a scientist resurrects one of nature's most fearsome predators, a sabretooth tiger. Scientific ambition turns deadly, however, when the creature escapes and begins savagely stalking its prey - the human race.
A new super train is built when a meteorite crashes near by, releasing a tiny creature. Once it kills and consumes everyone on board the train, it begins to grow and multiply into hordes of different creatures.
