第 4 季 共 10 集
播出时间：2020年4月27日
第 1 集 Episode 1
播出时间：2020年4月27日
Uhtred receives news that Bebbanburg's defenses have been weakened by Scottish attacks and plans to seize his birthright, but Edward refuses to help.
第 2 集 Episode 2
播出时间：2020年4月27日
As Uhtred and his men draw closer to Bebbanburg, prodigal son Wihtgar returns with some tricks up his sleeve. News of Cnut's treachery reaches Wessex.
第 3 集 Episode 3
播出时间：2020年4月27日
Uhtred suffers an unbearable loss in his attack on Bebbanburg but takes some valuable captives during his retreat south. Aethelflaed prepares for war.
第 4 集 Episode 4
播出时间：2020年4月27日
Hoping to be joined by Edward's troops, Aethelflaed and Uhtred ally with the Welsh to face Cnut's thousand-warrior army at the Battle of Tettenhall.
第 5 集 Episode 5
播出时间：2020年4月27日
A repentant Aethelred lingers near death while his ealdormen vie for control of Mercia and Edward uses his niece Aelfwynn as a bargaining chip.
第 6 集 Episode 6
播出时间：2020年4月27日
Eardwulf and his men pursue Uhtred's party as it flees through a countryside ravaged by disease. Tensions rise between Edward and the Mercians.
第 7 集 Episode 7
播出时间：2020年4月27日
Aelfwynn suffers from the sickness sweeping the land. Edward proposes an unexpected path forward for Mercia. Brida is freed by Cnut's kinsman.
第 8 集 Episode 8
播出时间：2020年4月27日
Uhtred reluctantly prepares to take power in Mercia but secretly formulates an alternate plan. Brida joins the Danes in attacking the Welsh.
第 9 集 Episode 9
播出时间：2020年4月27日
The Danes under Brida and Sigtryggr sack Winchester, guided by the traitor Eardwulf. Haesten ambushes Uhtred's party and seizes valuable captives.
第 10 集 Episode 10
播出时间：2020年4月27日
Edward besieges Winchester as he awaits Aethelflaed's reinforcements, but Uhtred isn't convinced that conquest is really Sigtryggr's ultimate aim.
