Guest Stars Georgia Hirst as Torvi Jennie Jacques as Judith Ferdia Walsh-Peelo as Alfred Ida Nielsen as Margrethe Josefin Asplund as Astrid Darren Cahill as Aethelred Ben Roe as Guthrum Jonathan Delaney Tynan as Lord Cuthred Jim Roche as Saxon Scribe Keith McErlean as Lord Denewulf India Mullen as Aethegyth Frank Prendergast as Bishop Cynebert Jake O'Loughlin as First Saxon Boy Ben Smith-Short as Second Saxon Boy Anna Sheils-McNamee as Young Nun