10 episodesFirst aired 19 February 2015
With the promise of new land from the English, Ragnar leads his people to an uncertain fate on the shores of Wessex. King Ecbert has made many promises and it remains to be seen if he will keep them. But ever the restless wanderer, Ragnar is searching for something more … and he finds it in the mythical city of Paris.
E1Feb 201549m
Ragnar and Lagertha's fleets depart Kattegat once more for Wessex and this time they bring a group to colonize there. King Ecbert hosts the Norsemen and proposes a deal. Despite the misgivings of some of the other leaders, Ragnar leads his forces into battle once more, but this time as allies of Wessex.
E2Feb 201544m
Lagertha and Athelstan help to set up the Viking settlement. A mysterious wanderer arrives in Kattegat.
E3Mar 201544m
King Ecbert visits the developing Viking settlement as the first harvest is sown.
E4Mar 201544m
There is bitterness in the camp, Floki is angry over the alliance with Ecbert.
E5Mar 201544m
The fleet returns to Kattegat to discover tragic circumstances await.
E6Mar 201544m
Preparations for the Paris raid pick up speed, and Rollo thinks about the Seer's prophecy.
E7Apr 201544m
The Viking fleet causes panic in Paris. The Emperor Charles declares he will remain in the city.
E8Apr 201544m
The Viking army sets out and Paris goes into lockdown as the army prepares the defense.
E9Apr 201544m
Paris is hit with a second assault. Emperor Charles needs to make a difficult decision.
E10Apr 201544m
With one last chance to take Paris, Ragnar, and his Vikings troops take a daring chance. Ragnar asks Bjorn for a favor that could change the course of Viking history.