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.
| Actor | Role |
|---|---|
 Lou Diamond PhillipsVic Holden | Vic Holden |
 Todd BridgesPeter | Peter |
 Barry CorbinSenator Frank Rawlings | Senator Frank Rawlings |
 Amy LocaneRosie Holden | Rosie Holden |
| SSteffanie BuseyGina | Gina |
 Sean BottRussell | Russell |
 Steven BrandPaul Fitzpatrick | Paul Fitzpatrick |
| CCaptain KingPhil Reisen | Phil Reisen |
| DDerrick CostaAlien | Alien |
| JJoseph Daniel HamiltonSam | Sam |
| KKellie HamiltonMiss Utah | Miss Utah |
| SStephen RippeyRobert | Robert |
| SScott VandiverScotter | Scotter |