Guest Stars Georgia Hirst as Torvi Maude Hirst as Helga John Kavanagh as The Seer Moe Dunford as Aethelwulf Edvin Endre as Erlendur Jefferson Hall as Torstein Cormac Melia as Ubbe Gaia Weiss as Porunn Cathal O'hallin as Hvitserk Thorbjørn Harr as Jarl Borg Steve Wall as Uncle Einar Morten Suurballe as Sigvard Rick Burn as Rick Burn Derry Power as Older Man