In "Dune: Part II," Florence Pugh will star as Princess Irulan. Though her career is relatively short, Pugh has appeared in several notable films, including "Midsommar" and "Little Women." Outside of the second instalment of the "Dune" film series, the actor's most recent work is in the upcoming "Don't Worry Darling," directed by Olivia Wilde and co-starring Harry Styles.