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Vikings: Season 4

4x03 Mercy

  • 2016-03-04T02:00:00Z on History
  • 44 mins
  • Ciaran Donnelly
  • Michael Hirst
  • Canada
  • English
  • Drama, Action, Adventure

Ragnar informs Floki of a heavy price he has paid for his actions; Rollo finds an unlikely ally in Count Odo; Bjorn has to fight a fierce opponent in the wilderness.