内容简介：
Roy Callahan is an old retired cowboy and construction man. He is driving through the West seeking a place where he would like to settle down. He has always liked the western cowboy life and would like to relive that life again. A man makes an emergency landing near his camp, and Roy saves the pilot by flying him to a hospital. This starts a chain of events that includes a large ranching operation, the invention of a super weapon, and a final showdown with terrorists. Along the way Roy makes a new friend, encounters Indians on their reservation, renews old-time friendships, and proves there is life and action left in an old cowboy.