Popsugar Entertainment Harry Potter Harry Potter and Game of Thrones Crossovers 8 Harry Potter/Game of Thrones Crossovers That Might Blow Your Mind a Little October 12, 2017 by Shannon Vestal Robson View On One Page Photo 10 of 17 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 10 Ciarán Hinds as Aberforth Dumbledore Hinds also shows up toward the end of the Harry Potter franchise as Dumbledore's brother Aberforth. Previous Next Start Slideshow Harry PotterGame Of ThronesTVMovies