Movies and story lines are more stand out by choosing the right costume for the character, however, costumes (costume designer) in the movie can influence fashion, Giorgio Armani is one example. he has designed many costumes for many films such as The Untouchables, Gattaca, The Tuxedo and Mission Impossible: Ghost Protocol. Many fashion designers getting inspirations from Sci-Fi movies. Some examples are Alexander Wang and Lanvin.
The Fifth Elements:
Fashion designer create a collection inspired by the fashion elements in the movie Blade Runner:
American famous reality TV show Project Runway's designer design the outfit inspired by The Matrix: