Dune Is Almost Entirely Faithful to the Books — Here Are the 9 Key Differences

The climax of "Dune: Part 1" doesn't quite play out as it does in the book. In the source material, when Stilgar agrees to take Paul and Jessica to the Sietch Tabr following a close call with the sandworm, they all simply return to their settlement. It is a bit later that Jamis challenges Paul to a fight to the death. The movie also leaves out a scene where the Fremen waste no time preserving the water from the corpse of Jamis following the dual.