With a running time of 15 mins. Flint Creek is designed with the national film festival market in mind. The filmmakers hope to gain entry into a wide variety of festivals.
It appears William Joseph Elk III plays the Seneca warrior. I say "appears" because out of a hundred or more photos, he shows up only in a couple. Unless Elk was camera-shy for some reason, it seems the story is mostly about Nate the settler. How he reacts to finding a wounded Indian and what he does when the Redcoats come.
For more on the subject, see The Best Indian Movies.