Popsugar Celebrity Netflix How Old Are the Cast Members of Stranger Things? The "Stranger Things" Cast Members Are a Lot Older Than Their Characters 30 May 2022 by Britt Stephens View On One Page Photo 7 of 14 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 7 Gaten Matarazzo as Dustin Henderson: 19 Years Old While Matarazzo is 19, Dustin is 15 years old in season four. Previous Next Start Slideshow NetflixStranger ThingsFall TVCelebrity FactsTV