In the mid-nineteenth century, a French professor and his two companions, trapped aboard a fantastic submarine as prisoners of the deranged Captain Nemo, come face to face with exotic ocean creatures and strange sights hidden from the world above.

In the summer of 1889, a mysterious and charismatic man rides into a small Wyoming valley, where he joins homesteaders who take a stand against a bullying cattle rancher, and where he changes the lives of a young boy and his parents.