- Alex Høgh Andersen (Ivar Lothbrok / Ivar the Boneless)
- Jordan Patrick Smith (Ubbe Lothbrok)
- Marco Ilsø (Hvitserk Lothbrok)
- Peter Franzén (King Harald Finehair)
- Georgia Hirst (Torvi)
- Danila Kozlovsky (Prince Oleg of Novgorod)
Vikings — S3E5
Episode: The Usurper
Air Date: 2015-03-19
Runtime: 44 min
Overview
The fleet returns to Kattegat to discover tragic circumstances await.