Popsugar Entertainment Euphoria HBO's Euphoria Cast We're Already Huge Fans of the Wildly Talented Cast of HBO's Euphoria 16 August 2019 by Mekishana Pierre View On One Page Photo 4 of 12 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 4 Maude Apatow as Lexi Howard Lexi is the straight-laced childhood friend of Rue and Cassie's little sister, who is often left aghast at how messed up her friends are. Previous Next Start Slideshow EuphoriaJacob ElordiStorm ReidZendayaMovie CastingTV