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 6 of 14 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 6 Caleb McLaughlin as Lucas Sinclair: 20 Years Old At 20, McLaughlin still perfectly captures his 15-year-old character, Lucas. Previous Next Start Slideshow NetflixStranger ThingsFall TVCelebrity FactsTV