Guest Stars Georgia Hirst as Torvi Maude Hirst as Helga Edvin Endre as Erlendur Philip O'Sullivan as Bishop Edmund Morgane Polanski as Princess Gisla Huw Parmenter as Roland Owen Roe as Count Odo Luke Shanahan as Ubbe Stephen Rockett as Hvitserk Elijah O'Sullivan as Sigurd Dianne Doan as Yidu Des Carney as Waerferth the Scout Ceire O'Donoghue as Third Young Woman Declan Conlon as Wigstan