Travis Fimmel
Ragnar Lothbrok (20 eps)
Gustaf Skarsgård
Floki (20 eps)
Clive Standen
Rollo (20 eps)
Katheryn Winnick
Lagertha (20 eps)
Alexander Ludwig
Bjorn Lothbrok (20 eps)
Alyssa Sutherland
Aslaug (20 eps)
Georgia Hirst
Torvi (20 eps)
Maude Hirst
Helga (20 eps)
Linus Roache
King Ecbert (20 eps)
Morgane Polanski
Princess Gisla (12 eps)
Alex Høgh Andersen
Ivar Lothbrok / Ivar the Boneless (11 eps)
David Lindström
Sigurd Lothbrok (11 eps)
Huw Parmenter
Roland (10 eps)
Lothaire Bluteau
Emperor Charles (9 eps)
Karen Hassan
Therese (9 eps)
Philip O'Sullivan
Bishop Edmund (9 eps)
Owen Roe
Count Odo (8 eps)
Stephen Rockett
Hvitserk (8 eps)
Luke Shanahan
Ubbe (8 eps)
Edvin Endre
Erlendur (8 eps)
Elijah O'Sullivan
Sigurd (8 eps)
Dianne Doan
Yidu (7 eps)
James Quinn Markey
Ivar (7 eps)
Amy Bailey
Queen Kwenthrith (6 eps)
Seán T. Ó Meallaigh
Prudentius (6 eps)
Ivan Kaye
King Aelle (6 eps)
Des Carney
Waerferth the Scout (5 eps)
Conor O'Hanlon
Alfred (5 eps)
Isaac O'Sullivan
Alfred (5 eps)
Sinead Gormally
Tanaruz (5 eps)
Anton Giltrap
Guthrum (4 eps)
Kevin Durand
Harbard (3 eps)
Chris McHallem
Noble 2 (3 eps)
Sophie Vavasseur
Princess Ellisif (2 eps)
Rosalie Connerty
Angrboda (2 eps)
Niall Cusack
Abbot Lupus (2 eps)
Maxim Boshell
Ivar's Axe Boy (2 eps)
Tom Hopkins
French Archbishop (2 eps)
Jack Olohan
Viking Farmer (2 eps)
Paul Booth
Saxon Officer (2 eps)
André Eriksen
Black Cloaked Figure (2 eps)
Charles Last
William Son of Rollo (2 eps)
Cathy White
Ealswith (2 eps)
Niall Ó Sioradáin
Pagan Priest (2 eps)
Caitlin Scott
Judith's Sister (2 eps)
Gary Murphy
Bishop Unwan (2 eps)
Charlie Kelly
Egil (2 eps)
Gary Buckley
Vik (2 eps)
Lee Hunter
Saxon Scout (2 eps)
Adam Goodwin
Saxon Noble (2 eps)
Tristan Heanue
Blacksmith (2 eps)
Siobhan Kelly
Egil's Wife (1 eps)
Steve Wall
Einar (1 eps)
Shashi Rami
Slave Trader (1 eps)
Barry McGovern
French Archbishop (1 eps)
Simon Jewell
Frankish Officer (1 eps)
Cillian O'Sullivan
Eirik (1 eps)
Mark Fitzgerald
Warrior (1 eps)
David Shannon
Noble 1 (1 eps)
Malcolm Douglas
Noble 3 (1 eps)
Paul Ward
Hairdresser (1 eps)
Aron Hegarty
Mercian Commander (1 eps)
Faolan Barry
Aethelred (young) (1 eps)
Nabil Massad
Nabil Massad (1 eps)
Robert Follin
Berserker (1 eps)
Jonathan Gunning
Wessex Fool / Magician (1 eps)
Amy Donnelly
Shield Maiden (1 eps)
Ceire O' Donoghue
Third Young Woman (1 eps)
Declan Conlon
Wigstan (1 eps)
John Kavanagh
Pope Leo IV (1 eps)
Luca Pierucci
Frankish Farmer (1 eps)
Ross McKinney
Frankish Farmer (1 eps)
Gwynne McElveen
Farmer's Wife (1 eps)
Martha Christie
Roman Prostitute (1 eps)
David Coon
Roman Relic Seller (1 eps)
Dylan McDonough
Papal Secretary (1 eps)
Katie Castles
Shield Maiden (1 eps)
Ian Meehan
Frankish Officer (1 eps)
Adam McNamara
Thorhall (1 eps)
Liam Clarke
Gudmund (1 eps)
Ed Murphy
Gardar (1 eps)
Amy Hughes
Shield Maiden (1 eps)
Caoimhe Garvin
Young Saxon Girl (1 eps)
Jack Walsh
Scotus (1 eps)
Cameron Hogan
Magnus (1 eps)
Dave Rowe
Guard (1 eps)
Brendan Conroy
Blind Driver (1 eps)
Lorena Weldon
Bjorn's Victim (1 eps)
Charlie Kelly
Egil (1 eps)
Adam Traynor
First Viking (1 eps)
Donal Gallery
Second Viking (1 eps)
Jack Nolan
Earl Jorgensen (1 eps)
Josh Donaldson
Hoskuld (1 eps)
Noni Stapleton
Pagan Priestess (1 eps)
Jack Nolan
Earl Jorgensen (1 eps)
David Maine
Royal Servant (1 eps)
Conor Lambert
Viking Trader (1 eps)
Rob Walsh
Aelle's Cleric (1 eps)
Olga Wehrly
Saxon Woman (1 eps)
Peter Dillon
Viking Scout (1 eps)
Tamaryn Payne
Widow Ordlaf (1 eps)
Frankie McCafferty
Sinric (1 eps)
Jim Roche
Saxon Scribe (1 eps)