Martin Scorsese's film "Killers of the Flower Moon" will have a limited theatrical release on Oct. 6, featuring stars such as Leonardo DiCaprio, Robert De Niro, and Lily Gladstone. The film will later have a wider theatrical release on Oct. 20, before being made available for streaming on Apple TV+ at an undisclosed date. The movie is based on David Grann's book of the same name and is set in 1920s Oklahoma, where members of the wealthy Osage Nation are murdered.