Guest Stars Amalia Holm as Hrefna Sofia Lebedeva as Elena Leander Vyvey as Stígr Florian Munteanu as General Georgios Maniakes John Kavanagh as The Seer Co Starring Christopher Rygh as Agnarr Aoibhínn McGinnity as Valgerda Kayode Akinyemi as Kaysan Taylor James as Batu Ciaran McMahon as Hámundr Jade O'Connor as Gunn Eleanor McLynn as Dorn Henessi Schmidt as Gytha Eóghain Francis Kiernan as Áki Sharon McCoy as Skögul Pyry Kähkönen as Harald Harefoot Cal O'Driscoll as Edward Luke Harmon as Harald Haraldsson Henry Proctor as Alfred Nikolai Kinski as Emperor Romanos Huey O'Meara as Harthacanute Christopher Sciueref as Patriarch Jack Hickey as Richard of Normandy Cooper Murray as Tostig James Collins as Harold Ely Solan as William Keith McErlean as Walter Nisrine Adam as Arabic Speaking Woman Senan Jennings as William (8 Years Old) Enda Oates as Osbern
