And the upcoming third film, “Avatar: Fire and Ash,” might be the most important movie on Disney’s 2025 slate as Hollywood attempts to create some new box office magic after a bleak 2024.

Evil Na'vi. Giant volcanoes. Airborne boats. The first-ever footage from "Avatar: Fire and Ash," the sequel to two of the highest grossing movies of all time, was debuted at the CinemaCon event ...