Popsugar Entertainment Netflix The Last Summer Netflix Movie Cast The Last Summer: The Cast For Netflix's New Teen Rom-Com Is Really, Really Good Looking 9 April 2019 by Victoria Messina View On One Page Photo 2 of 9 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 2 KJ Apa as Griffin The 21-year-old Riverdale and The Hate U Give actor nabbed the leading role of Griffin. Previous Next Start Slideshow NetflixKJ ApaTyler PoseyMovie CastingMovies