Just before the Civil War (but after the South has seceded), Southern saboteurs try to prevent railroad construction from crossing Kansas to the frontier; army captain Nelson is sent out to oppose them. As the tracks push westward, Nelson must contend with increasingly violent sabotage, while trying to romance the foreman's pretty daughter Barbara.
Sterling Hayden
Eve Miller
Barton MacLane
Harry Shannon
Tom Fadden
Reed Hadley
Douglas Fowley
Robert Keys
Irving Bacon
Myron Healey
James Griffith
Clayton Moore
Jonathan Hale