Travis Fimmel
Ragnar Lothbrok (10 eps)
Gustaf Skarsgård
Floki (10 eps)
Clive Standen
Rollo (10 eps)
Katheryn Winnick
Lagertha (10 eps)
Jessalyn Gilsig
Siggy Haraldson (10 eps)
Alexander Ludwig
Bjorn Lothbrok (10 eps)
Alyssa Sutherland
Aslaug (10 eps)
Maude Hirst
Helga (10 eps)
George Blagden
Athelstan (10 eps)
Linus Roache
King Ecbert (10 eps)
Donal Logue
King Horik (10 eps)
Moe Dunford
Aethelwulf (10 eps)
Cormac Melia
Ubbe (8 eps)
Cathal O'Hallin
Hvitserk (8 eps)
Edvin Endre
Erlendur (8 eps)
Thorbjørn Harr
Jarl Borg (7 eps)
Philip O'Sullivan
Bishop Edmund (6 eps)
Gaia Weiss
Porunn (5 eps)
Morgan C. Jones
Law Giver (3 eps)
Morten Suurballe
Sigvard (3 eps)
Carrie Crowley
Ellisef (3 eps)
Sarah Greene
Judith (3 eps)
Gary Kenneally
Bjarke (3 eps)
Aaron Lee Reed
Viking (uncredited) (2 eps)
Amy Bailey
Princess Kwenthrith (2 eps)
Duncan Lacroix
Ealdorman Werferth (2 eps)
Richard Ashton
Thorvard (2 eps)
Barbara Griffin
Sorceress (2 eps)
Steve Wall
Einar (2 eps)
Ivan Kaye
King Aelle (2 eps)
Elizabeth Moynihan
Gunnhild (1 eps)
Alvaro Lucchesi
Pagan Priest (1 eps)
Pagan McGrath
Woman (1 eps)
Anna Åström
Hild (1 eps)
Jay Duffy
Ari (1 eps)
Robert Fawsitt
Saxon #1 (1 eps)
Conor Marren
Saxon #2 (1 eps)
James Browne
Messenger (1 eps)
Mark Kelvin Ryan
Viking Youth (1 eps)
Alan Devine
Ealdorman Eadric (1 eps)
Fionn Foley
Bell Monk (1 eps)
Chris Gallagher
Monk (1 eps)
Edmund Kente
Bishop Swithern (1 eps)
M.E. Lewis
Old Warrior (1 eps)
Rachel-Mae Brady
Young Woman (1 eps)
Jens Christian Buskov Lund
Olrik (1 eps)
Derry Power
Older Man (1 eps)
Rick Burn
Warrior (1 eps)
Noni Stapleton
Priestess (1 eps)
Mark McAuley
Envoy (1 eps)
Carl Shaaban
Jesus (1 eps)
Mark Fitzgerald
Warrior (1 eps)
Cathy White
Ealswith (1 eps)