Hardrada

Christopher Rygh

Agnarr

Pollyanna McIntosh

Queen Ælfgifu

Aoibhinn McGinnity

Valgerda

Ciaran McMahon

Hamundr

Eoghain Francis Kiernan

Aki

Sharon McCoy

Skögul

Florian Munteanu

George Maniakes

Amalia Holm Bjelke

Hrefna

Leander Vyvey

Stígr

Jade O'Connor

Gunn

Goran Višnjić

Erik the Red

Set Sjöstrand

Magnus Olafsson

Horatio Hirst

Bishop Grimketel

Peter Claffey

Dunstan

Jakob Femerling Andersen

Svein

Kate Bratchyna

Katla

Sofia Lebedeva

Elena

Christopher Sciueref

Patriarch

Henry Proctor

Alfred

Cal O'Driscoll

Edward

Huey O'Meara

Harthacanute

Pyry Kähkönen

Harefoot

Oliver Jones

Helvig

Erin Boyce

Astrid

Carrie Crowley

Hilde

Keith Murphy

Lang

Paul Sparkes

Trader One

Tadhg Devery

Jomsman

Dylan McDonough

Priest

Alexi Armitage

Byzantine Guard

Will Guppy

Soldier

Tom Delahunty

Priest (uncredited)