Nielsen was promoted to a series regular after appearing in Season 4. Margrethe, a former slave turned princess, became a tragic figure in Season 5. Her descent into madness—spurred by her love for Ubbe and Hvitserk—provided some of the season’s most heartbreaking moments.
The biggest headline coming out of the Season 5 casting announcements was the arrival of Jonathan Rhys Meyers. Known for his magnetic performances in The Tudors and Banshee , Meyers was cast in the series regular role of . vikings season 5 casting