As 'Dune: Part Two' gains momentum in 2022, fans were treated to high-profile casting announcements that stirred excitement. Florence Pugh as Princess Irulan, Christopher Walken as the Emperor, and Austin Butler as Feyd-Rautha were unveiled—key characters from Frank Herbert's 1965 novel. However, one notable absence raised eyebrows: Paul Atreides' (Timothée Chalamet) younger sister, the Knife-Wielding Alia.