Misty Anne Upham ( July 6 , 1982 -- October 5 , 2014 ) was a Native American actress best known for her role in the 2008 film `` Frozen River '' , for which she was nominated for an Independent Spirit Award for Best Supporting Female .
Misty Anne Upham ( July 6 , 1982 -- October 2014 ) was an American actress . She was best known for her role in the Academy Award-nominated movie `` Frozen River '' ( 2008 ) .