Guest Stars Jennie Jacques as Judith George Blagden as Athelstan Josefin Asplund as Astrid Nathan O'Toole as Bjorn Lothbrok Ivan Kaye as King Aelle of Northumbria Ruby O'Leary as Gyda Lothbrok Isaac O'Sullivan as Alfred Andre Eriksen as Black Cloaked Figure Dave Rowe as Guard Brendan Conroy as Blind Driver