Martin Scorsese on How Frequent Collaborator Leonardo DiCaprio Has Grown as an Actor (Exclusive)

Martin Scorsese chats with ET at the New York City premiere of 'Killers of the Flower Moon.' The director reacts to the good reception the film's received already and shares kind words about one of its stars, Leonardo DiCaprio. The actor's one of Martin's frequent collaborators and he says it's 'wild' to have watched Leo grow over the years. Plus, Martin opens up about what it's been like to work with another longtime film partner and friend, Robert De Niro, who also stars in the movie. 'Killers of the Flower Moon' hits theaters and Apple TV+ on Oct. 20.