Guest Stars Georgia Hirst as Torvi Jennie Jacques as Judith Maude Hirst as Helga Moe Dunford as Aethelwulf Edvin Endre as Erlendur Philip O'Sullivan as Bishop Edmund Morgane Polanski as Princess Gisla Huw Parmenter as Roland Ivan Kaye as King Aelle of Northumbria Owen Roe as Count Odo Karen Hassan as Therese Amy Bailey as Princess Kwenthrith Luke Shanahan as Ubbe Stephen Rockett as Hvitserk Elijah O'Sullivan as Sigurd Dianne Doan as Yidu James Quinn Markey as Ivar Seán T. Ó Meallaigh as Prudentius Des Carney as Waerferth the Scout Conor O'Hanlon as Alfred Maxim Boshell as Ivar's Axe Boy