‘Boardwalk Empire’ Season 4 Casting J. Edgar Hoover?
'Boardwalk Empire' has featured dozens of real-world historical figures within its fictional narrative, many of which will begin some of their most historically-documented work in the coming HBO season to premiere in fall 2013, but the next name to join the series might be its biggest yet. Sources are reporting that the 1920's prohibition drama has begun casting for famed historical figure and FBI