Alexander Skarsgard Shirtless Photos From True Blood Season 4 — Eric Northman Flashback! (PHOTOS) 1 of 14 Prev Autoplay Next Share Tweet October 30, 2012 at 12:07PM EDT by Mehera Bonner Related: True Blood, Season 4, Eric Northman full size Credit: HBO Shirtless Eric Northman Pics From Season 4 Feeling a little anemic since Season 4 of True Blood ended? Quench your thirst for blood with Bon Temps’ hottest Viking King’s shirtless moments! You’ll be making your O-positive face by the time you’re finished. Drink up, Truebies!