A movie franchise is a series of related films that share common characters, settings, or storylines. These films are often produced by the same studio and can include sequels, prequels, and spin-offs. Popular examples of movie franchises include Star Wars, Harry Potter, and Marvel Cinematic Universe. Franchises can expand beyond films to include merchandise, video games, and television series. They often aim to build a loyal fan base and generate significant revenue over time. Successful franchises can lead to a cultural phenomenon, influencing trends and inspiring new content across various media platforms.