Emilio Estevez, Pat Hingle, Laura Harrington, Yeardley Smith, John Short, Ellen McElduff, J.C. Quinn, Christopher Murney, Holter Graham, Frankie Faison, Pat Miller, Jack Canon, Barry Bell, John Brasington, J. Don Ferguson
When a comet passes close to the earth, machines all over the world come alive and go on homicidal rampages. A group of people at a desolate truck stop are held hostage by a gang of homicidal 18-wheelers. The frightened people set out to defeat the killer machines ... or be killed by them.