Vikings - Season 2, Episode 1 - Brother's War (2014)
The battle begins between Ragnar and King Horik's forces against Jarl Borg. Borg is joined by Rollo, and this Viking clash pits brother against brother.
Director: Ciaran Donnelly
Writer: Michael Hirst (creator), Michael Hirst
Stars: Travis Fimmel, Katheryn Winnick, Clive Standen, Jessalyn Gilsig