Creede of Old Montana follows the exploits and heartbreaks of Avery John Creede, an ex-cavalry soldier, as he tramps along the upper Missouri River in search of four Army pals who didn't show up for a scheduled reunion. In Ft. Benton, Avery Creede single-handedly stops a bank robbery. With that action, all hope of sitting on the sidelines and watching the world go by fades away. Suddenly, he finds himself in the middle of one conflict after another....