1. A Good Treason (2016)
A dangerously ill Ragnar returns to Kattegat, where his suspected death kicks off a scramble to succeed him. Meanwhile, Lagertha engages in a power struggle with her calculating, former second in command, Kalf. Rollo betrays his heritage and remains in Frankia. Floki pays the price for his brutality against the Christian priest.
Release date: 2016-02-18
User rating:
7.8 / 10
49 votes
Trailers and Teasers
Season number: 4
Episode number: 1
Runtime: 47 minutes
Director: Ciarán Donnelly
Writer: Michael Hirst
Guest stars
Ben Robson
as Kalf
John Kavanagh
as The Seer
Huw Parmenter
as Roland
Steve Wall
as Einar
Barry McGovern
as French Archbishop
Cillian O'Sullivan
as Eirik
Owen Roe
as Count Odo
Dianne Doan
as Yidu
Edvin Endre
as Erlendur
James Quinn Markey
as Ivar
Lothaire Bluteau
as Emperor Charles
Karen Hassan
as Therese
Morgane Polanski
as Princess Gisla
Frankie McCafferty
as Sinric
Cast
Rest of guest stars - click here to expand
Simon Jewell - Frankish Officer, Rosalie Connerty - Angrboda, Stephen Rockett - Hvitserk, Luke Shanahan - Ubbe, Elijah O'Sullivan - Sigurd