I think you'll like Thunderheart.
CAST:
Val Kilmer as Ray Levoi
Sam Shepard as Frank Coutelle
Graham Greene as Walter Crow Horse
Fred Ward as Jack Milton
Fred Thompson as William Dawes
Sheila Tousey as Maggie Eagle Bear
Ted Thin Elk as Grandpa Sam ReachesJohn Trudell as Jimmy Looks Twice
Julius Drum as Richard Yellow Hawk
Sarah Brave as Maisy Blue Legs (Grandma)
Allan R.J. Joseph as Leo Fast Elk
Sylvan Pumpkin Seed as Hobart
Patrick Massett as Agent Mackey
Rex Linn as FBI Agent
Brian A. O'Meara as FBI Agent
Ted Thin Elk (August 14, 1919 – January 27, 1997 in Rosebud Sicangu Lakota Reservation, South Dakota), American actor, a Sicangu Lakota Sioux, who spent most of his life on the Rosebud Sioux Indian Reservation in South Dakota. He was 72 when he got his first role in the movie Thunderheart.
Also known as Chief Ted Thin Elk, he was accorded a First Americans in the Arts award in 1992, the first year the honor was awarded.
Enjoy the Freedom Speech:
https://www.youtube.com/watch?v=yrCOFUpRg8w