Knut

Knut is the Half-brother of Earl Haraldson. Knut is present during the meeting held by Ragnar to sail to the west. In which he seems to have a slight belief in. He is made to go to the West with Ragnar by Earl Haraldson.

Season 1
Knut is present at Eric's home when Ragnar holds a meeting in secret to sail West. Knut is one to swear on his sacred ring to not tell the Earl. He tells Ragnar that the west is just stories. Ragnar tells him that everything begins and ends as stories. After all the men say they will join Ragnar, Knut is asked to which he says he wants a good story to tell his children.

Knut is not present when Ragnar and his crew are ready to depart which troubles Ragnar. Knut tells Earl Haraldson that they have left, and begs the questions of "What if Ragnar is right?"

When Ragnar returns he see's Knut and tells him that he has missed the boat. Knut tells Ragnar the Earl wishes to speak with him. Knut is assigned by the Earl to go with Ragnar and his warband to the West on their second voyage. Knut is present when they arrive in Northumbria and helps kill the Saxon soldiers on the beach.

Knut accompanies the warband to Hexham, a town of Northumbria. As they go searching through the town, Knut enters a home where he see's a Saxon woman and a boy. He rapes the woman, Lagertha see's his actions and tries to stop him. Knut kills the Saxon woman and attempts to rape Lagertha. She stabs him to death and tells Ragnar what had happened when questioned about the whereabouts of Knut.

Accused of the 'cold blooded murder' of Knut, Ragnar stands trial back at Kattegat. He tells them that Knut tried to rape his wife and that any man would of killed him as well if it were there wife. Lagertha interrupts and tells the Earl that it was her who killed Knut. Rollo confirms the story that Ragnar killed Knut after he caught him trying to rape his wife. So therefore Ragnar could not be punished for a justified killing.