Vikings - Season 3 - Eps 1: Mercenary
Ragnar and Lagertha's fleets depart Kattegat once more for Wessex and this time they bring a group to colonize there. King Ecbert hosts the Norsemen and proposes a deal. Despite the misgivings of some of the other leaders, Ragnar leads his forces into battle once more, but this time as allies of Wessex.
About Vikings

Title: Vikings
First Air Date: 2013-03-03
Last Air Date: 2020-12-30
Status: Ended
Rating: 8.097/10 (from 7135 votes)
Language: EN
Seasons: 7
Total Episodes: 89
Network: Prime Video History
Genres: Action & Adventure, Drama, War & Politics
Production Companies: Shaw Media, World 2000 Entertainment, Take 5 Productions
Synopsis
The adventures of Ragnar Lothbrok, the greatest hero of his age. The series tells the sagas of Ragnar's band of Viking brothers and his family, as he rises to become King of the Viking tribes. As well as being a fearless warrior, Ragnar embodies the Norse traditions of devotion to the gods. Legend has it that he was a direct descendant of Odin, the god of war and warriors.
Cast

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