Guest Stars Eliza Butterworth as Aelswith Arnas Fedaravicius as Sihtric Mark Rowley as Finan Millie Brady as Aethelflaed Jeppe Beck Laursen as Haesten Adrian Bouchet as Steapa Simon Kunz as Odda the Elder Julia Bache-Wiig as Thyra Peri Baumeister as Gisela Christian Hillborg as Erik Björn Bengtsson as Sigefrid Magnus Samuelsson as Clapa Henrik Lundström as Rollo