TMDb/Dune: Part Three Movie Witness Paul Atreides' empire crumble in Dune: Part Three. The epic trilogy concludes as holy war engulfs the universe in Denis Villeneuve's adaptation of Du... April 7, 2026 AceShowbiz - Dune: Part Three has released a new teaser trailer that offers a glimpse into the cosmic conflict sparked by Paul Atreides' rise to power. In this latest footage, Timothée Chalamet returns as Paul Atreides, now Emperor of the Known Universe, facing the devastating consequences of his ascent as a massive holy war engulfs multiple planets.