Popsugar Entertainment A Star Is Born A Star Is Born Cameos A Quick Guide to Some of the Biggest Cameos in A Star Is Born 5 October 2018 by Ryan Roschke View On One Page Photo 1 of 8 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 1 Greg Grunberg You probably recognised the Heroes alum as Jackson's driver! Previous Next Start Slideshow A Star Is BornMovies