| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 David Frazee | Crew | Directing | Director | 2 |
 Declan Croghan | Crew | Writing | Writer | 4 |
Eoin McNamee | Crew | Writing | Writer | 2 |
Frank Moiselle | Crew | Production | Casting | 1 |
 James Flynn | Crew | Production | Executive Producer | 16 |
 Jeb Stuart | Crew | Production | Executive Producer, Creator, Writer | 8 |
Mark Murdoch | Crew | Production | Producer | 1 |
 Michael Hirst | Crew | Production | Executive Producer, Original Series Creator | 8 |
 Morgan O'Sullivan | Crew | Production | Executive Producer | 8 |
 Niels Arden Oplev | Crew | Directing | Director, Producer | 1 |
 Paul Buccieri | Crew | Production | Executive Producer | 8 |
Sheila Hockin | Crew | Production | Executive Producer | 8 |
 Trevor Morris | Crew | Sound | Original Music Composer | 8 |
John Weber | Crew | Production | Executive Producer | 8 |
Alan Gasmer | Crew | Production | Executive Producer | 8 |
Sherry Marsh | Crew | Production | Executive Producer | 8 |
Jane McNally | Crew | Production | Line Producer | 1 |
Hannah Quinn | Crew | Directing | Director | 2 |
Ange Turchet | Crew | Visual Effects | Compositing Artist | 8 |
Niall Queenan | Crew | Writing | Writer | 2 |
Travis Sigler | Crew | Costume & Make-Up | Costume Design | 1 |
Alan Devine | Cast | Actor | Ealdorman of Kent | 5 |
 Bosco Hogan | Cast | Actor | Aethelred the Unready | 2 |
 Caroline Henderson | Cast | Jarl Haakon | 10 | |
 Dawn Bradfield | Cast | Actress | Hrafna | 1 |
 John Kavanagh | Cast | Actor | The Seer | 3 |
 Nikolai Kinski | Cast | Actor | Emperor Romanos | 1 |
 Søren Pilmark | Cast | Actor | King Sweyn Forkbeard | 2 |
 Annabelle Mandeng | Cast | Actress | Altöra | 3 |
 Bradley Freegard | Cast | Actor | King Canute | 8 |
 Jóhannes Haukur Jóhannesson | Cast | Actor | Olaf Haraldson | 10 |
 Bradley James | Cast | Actor | Lord Harekr | 5 |
 David Oakes | Cast | Actor | Earl Godwin | 8 |
 Kenneth M. Christensen | Cast | Actor | Jarl Nóri | 5 |
 Taylor James | Cast | Actor | Batu | 7 |
 Laura Berlin | Cast | Actress | Emma of Normandy | 8 |
 Wolfgang Cerny | Cast | Actor | Sten Sigurdsson | 1 |
 Gavin Drea | Cast | Actor | Eadric Streona | 3 |
 Leo Suter | Cast | Actor | Harald Sigurdsson | 16 |
Louis Davison | Cast | Actor | King Edmund | 2 |
 Muiris Crowley | Cast | Captain of the Guard | 1 | |
 Paul Bullion | Cast | Actor | Oskir | 1 |
 Pääru Oja | Cast | Actor | Arne Gormsson | 8 |
 Leifur Sigurdarson | Cast | Actor | Magnús Gunnarsson | 1 |
 Jack Hickey | Cast | Actor | Richard of Normandy | 1 |
 Frida Gustavsson | Cast | Actress | Freydis Eriksdotter | 8 |
Martin Phillips | Cast | Ealdorman of Northumbria | 3 | |
 Robert McCormack | Cast | Actor | Tomas | 4 |
 Christopher Rygh | Cast | Actor | Agnarr | 7 |
Sarah J. Kinlen | Cast | Saxon Woman | 1 | |
 Lujza Richter | Cast | Actress | Liv | 10 |
Mark Fitzgerald | Cast | Ealdorman Lyfing | 1 | |
 Stanislav Callas | Cast | Actor | Jorundr | 8 |
 James Ballanger | Cast | Actor | Hallbjorn | 7 |
 Sam Corlett | Cast | Actor | Leif Eriksson | 10 |
 Henessi Schmidt | Cast | Actress | Gytha | 2 |
 Karen Connell | Cast | Actress | Bulsa | 2 |
 Kayode Akinyemi | Cast | Kaysan | 5 | |
Jinny Lofthouse | Cast | Hertha | 4 | |
 Jack Mullarkey | Cast | Toke | 3 | |
Eleanor McLynn | Cast | Dorn | 6 | |
James O'Driscoll | Cast | Assassin | 2 | |
Emily McEntire | Cast | Emily McEntire | 1 | |
Owen J. Barton | Cast | Osparkr | 1 | |
Ruairí Leneghan | Cast | Woodsman | 1 | |
Emily McEntire | Cast | Hrefna | 1 | |
Eoghain Francis Kiernan | Cast | Aki | 3 | |
Stefán Haukur Jóhannesson | Cast | Magnus the Good | 1 | |
| Person | Type | Job | Role(s) | Episodes |
