Movie from 1970/1980’s. Saw on video.
female researcher goes to small town wilderness area access. She is studying Indian tribes. Hires a horseback guide and they are surprised by Indian tribe that was suppose to be extinct.
they live with Indians and chief’s relative is injured and will die unless antibiotics Are found in town and retrieved. Guide returns to town and steals drugs and races on horseback to the Indian camp with sheriff possey chasing him.
Child saved. Couple decides to stay with tribe and protects them from society.