Martin Scorsese's 'Killers of the Flower Moon' Reveals First Look and Trailer at CinemaCon.

The first footage of Martin Scorsese's Western "Killers of the Flower Moon" debuted at CinemaCon, featuring Leonardo DiCaprio as a serial killer dodging the FBI. The film is based on David Grann's non-fiction book about the Reign of Terror, a series of murders in Osage County, Oklahoma during the 1920s after oil was discovered on Osage Nation Indigenous land. The sprawling film also stars Lily Gladstone, Robert De Niro, Jesse Plemons, Brendan Fraser, Tantoo Cardinal, Cara Jade Myers, JaNae Collins, and Jillian Dion. "Killers of the Flower Moon" premieres in limited theaters on October 6, followed by a wide release on October 20, and is Scorsese's first collaboration with Apple Films.