Guest Stars John Kavanagh as The Seer Nathan O'Toole as Bjorn Lothbrok David Pearse as Svein Co Starring Donna Dent as Rafarta Ruby O'Leary as Gyda Lothbrok Eddie Drew as Odin Edward Elks as Olafur David Wilmot as Olaf Anwend Gerard McCarthy as Brondsted Billy Gibson as Ulf Cian Quinn as Olaf son of Ingolf Conor Madden as Eric Trygvasson
