Popsugar Entertainment Grey's Anatomy Grey's Anatomy Season 15 Cast Here's How the Cast Is Shaking Out For Grey's Anatomy's 15th Season 24 July 2018 by Ryan Roschke View On One Page Photo 10 of 16 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 10 Maggie Pearce (Kelly McCreary) ABC has confirmed Maggie's return, which means things with Jackson will surely heat up. Previous Next Start Slideshow Grey's AnatomyTV