After the suspicious suicide of a fellow cop, tough homicide detective Dave Bannion takes the law into his own hands when he sets out to smash a vicious crime syndicate.
When a group of astronomers calculate a star is on a course to slam into Earth, a few days before, it's accompanying planet will first pass close enough to the Earth to cause havoc on land and sea. They set about building a rocket so a few selected individuals can escape to the planet.
Two brothers discharged from the Confederate Army join a businessman for a cattle drive from Texas to Montana where they run into raiding Jayhawkers, angry Sioux, rough terrain and bad weather.
