Henry Roan or E-Stah-mo-sah was an Osage man murdered during the Osage Indian murders. William King Hale was convicted as the mastermind of the most notorious of these murders—that of Roan. His murder

Killers of the Flower Moon is a 2023 American epic crime drama film directed by Martin Scorsese, who co-wrote the screenplay with Eric Roth, based on the 2017 nonfiction book. It stars Leonardo DiCapr