Ernest Burkhart
William Hale
Mollie Burkhart
Tom White
Lizzie Q
Prosecutor Peter Leaward
W.S. Hamilton
Anna
Reta
Minnie
Bill Smith
Henry Roan
Kelsie Morrison
Byron Burkhart
Paul Red Eagle
Non-Hon-Zhin-Ga / Traditional Leader
Chief Bonnicastle
John Wren
Blackie Thompson
Henry Grammer
When oil is discovered in 1920s Oklahoma under Osage Nation land, the Osage people are murdered one by one—until the FBI steps in to unravel the mystery.