• Could "Dexter" have its newest big baddie in place for season six? Michael Ausiello of TVLine reports that the killer show has cast Tom Hanks' son Colin for a major story arc. As fans know, celebs have joined the shows in past seasons to play lovable serial killer Dexter Morgan's nemesis, so it wouldn't be shocking for the younger Hanks to be the seasons big bad dude. Details of the role are k