After facing defeat on the river, Ragnar refuses to retreat, prompting him to change his methods of attacking Paris. Count Odo's plot against Charles and Rollo backfires. Ecbert now rules Mercia, which dissatisfies Kwenthrith.
Stars: Travis Fimmel, Katheryn Winnick, Clive Standen
Director(s): Ken Girotti
Writer(s): Michael Hirst