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.
as Capt. John Nelson
as Barbara Bruce
as Cal Bruce
as Smokestack the Train Engineer
as Gus Gustavson the Train Fireman
as Bill Quantrill
as Max Janus
as Lt. Stanton (as Bob Keys)
as Casey
as Morey
as Joe Farley
as Henchman Stone
as Sherman Johnson