Guest Stars Eliza Butterworth as Aelswith Arnas Fedaravicius as Sihtric Mark Rowley as Finan James Northcote as Aldhelm Cavan Clerkin as Father Pyrlig Timothy Innes as Edward Ewan Mitchell as Osferth Adrian Schiller as Aethelhelm Adrian Bouchet as Steapa Julia Bache-Wiig as Thyra Magnus Bruun as Cnut Kevin Eldon as Bishop Erkenwald Thea Sofie Loch Næss as Skade Simon Stenspil as Dagfinn Debbie Chazen as Sable Julia Brown as Ecqwynn Christopher Rygh as Dane Guard Anton Saunders as Godric Anastasia Hille as Abbess Virág Bárány as Ecqwynn's Mother Ella Bruccoleri as Younger Nun