Screen Nerds cover everything shown on screen except porn. Subscribe for more videos about your favourite tv-series & movies! Follow us on twitter: .<br>Watch this clip from Season 4 Episode 4 Bjorn fights off an attack. #Vikings Subscribe for more from Vikings and other great HISTORY shows: .<br>Check out this sneak peek of Ragnar, Aslaug, and Ivar in Vikings Episode 4. Watch new episodes Thursdays 10/9c on History. #Vikings Subscribe for more from .<br>I honestly cant wait! Actor George Blagden is likely to portray the spirit of Anglo Saxon monk Athelstan when the show returns on History Channel with season 4 .
