Guest Stars Georgia Hirst as Torvi Jennie Jacques as Judith 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 Karen Hassan as Therese Elijah O'Sullivan as Sigurd Seán T. Ó Meallaigh as Prudentius James Quinn Markey as Ivar Conor O'Hanlon as Alfred John Kavanagh as Pope Leo X Gwynne McElveen as Farmer's Wife Martha Christie as Roman Prostitute David Coon as Roman Relic Seller Dylan McDonough as Papal Secretary Luke Pierucci as Frankish Farmer Ross McKinney as Frankish Farmer