 | Alexander Skarsgård als Amleth |
 | Nicole Kidman als Queen Gudrún |
 | Claes Bang als Fjölnir the Brotherless |
 | Anya Taylor-Joy als Olga of the Birch Forest |
 | Ethan Hawke als King Aurvandil War-Raven |
 | Gustav Lindh als Thórir the Proud |
 | Elliott Rose als Gunnar |
 | Willem Dafoe als Heimir the Fool |
 | Phill Martin als Hallgrímr Half-Troll |
 | Eldar Skar als Finnr the Nose-Stub |
 | Olwen Fouéré als Áshildur Hofgythja |
 | Edgar Abram als Hersveinn Battle-Hard |
| Jack Gassmann als Hjalti Battle Hasty |
 | Ingvar E. Sigurðsson als He-Witch |
 | Oscar Novak als Young Amleth |
 | Jack Walsh als Hallur Freymundur |
 | Björk als Seeress |
 | Ian Whyte als The Mound Dweller |
 | Katie Pattinson als Shield Maiden |
| Andrea O’Neill als Helga the Nanny |
| Rebecca Ineson als Halla the Maiden |
 | Kate Dickie als Halldóra the Pict |
 | Ísadóra Bjarkardóttir Barney als Melkorka |
| Kevin Horsham als Völundur the Smith |
 | Seamus O'Hara als Audunn the Irish |
| Scott Sinclair als Grímr Skull-Hammer |
 | Tadhg Murphy als Eiríkr Blaze-Eye |
| James Yates als Hrólfur Split-Lip |
 | Hafþór Júlíus Björnsson als Thórfinnr Tooth-Gnasher |
 | Ian Gerard Whyte als Thórvaldr Giant-Crusher |
 | Ralph Ineson als Captain Volodymyr |
 | Murray McArthur als Hákon Iron-Beard |
| Nille Glæsel als Gunnhildr Ship-Breasted |
| Jonas Lorentzen als Eysteinn |
| Magne Osnes als Berserker Priest |
| Ineta Sliuzaite als Valkyrja |
| Finn Lafferty als Fisherman’s Son |
 | Jon Campling als Standard Bearer |
| Helen Roche als Hofgythja |
 | Faoileann Cunningham als Kormlöth |
 | Gareth Parker als The Hird Officer |
| Mark Fitzgerald als Hallucinating Guard |
| Gavin Peden als Burly Guard |
| Joel Hicks als Fengr Shield-Biter |
| Chris Finlayson als Grani Battle-Screamer |
| Eric Higgins als Ketill the Whale Sided |
| Matt Symonds als Ragnar Cold-Mouthed |
 | Luca Evans als Ivan |
 | James Harper-Jones als Vasill |
 | Thomas Harper-Jones als Stanislav |
 | Lily Bird als The Maiden King |
| Sunil Beniwal als Jacky (uncredited) |
 | Michael McGeown als Rower (uncredited) |
| Peter Vamos als Slav Villager (uncredited) |
 | Sheila Flitton als Lyudmila |
| Robert Eggers | Director |
| Lars Knudsen | Producer |
| Arnon Milchan | Producer |
| Mark Huffam | Producer |
| Kharmel Cochrane | Casting Director |
| Ben Burt | First Assistant Director |
| Aidan Monaghan | Still Photographer |
| Jarin Blaschke | Director of Photography |
| Alex Boyd | Unit Production Manager |
| Louise Ford | Editor |
| Craig Lathrop | Production Design |
| Christine McDonagh | Art Direction |
| John Merry | Art Direction |
| Niamh Coulter | Set Decoration |
| Linda Muir | Costume Design |
| Sjón | Writer |
| Robert Eggers | Writer |
| Pancho Chamorro | Assistant Set Decoration |
| Therese Friel | Second Assistant Director |
| Chris McCormick | Third Assistant Director |
| Robert Cowper | Art Direction |
| Paul Ghirardani | Supervising Art Director |
| Hauke Richter | Art Direction |
| Mylan Stepanovich | Production Manager |
| Archie Campbell-Baldwin | Assistant Art Director |
| Beverley Crockard | Art Department Coordinator |
| Michael Eaton | Graphic Designer |
| James Harris | Assistant Director Trainee |
| Paul Moran | Assistant Director Trainee |
| Darren Sutton | Sculptor |
| Sam Conway | Special Effects Supervisor |
| Jack Longmate | Special Effects Technician |
| Ana McKillop | Special Effects Technician |
| Phil Arntz | Aerial Camera |
| Ashley Bond | First Assistant "A" Camera |
| Claudio Del Gobbo | Dolly Grip |
| Stuart Flynn | Electrician |
| Donavan Gallagher | Grip |
| Darren Holland | Key Grip |
| Stephanie Kennedy | Second Assistant "A" Camera |
| David Littlejohns | Best Boy Grip |
| John Marzano | Aerial Director of Photography |
| Ian McGurrell | Grip |
| Gavin Mckay | Camera Trainee |
| Chris Plevin | Camera Operator |
| Seamus Sharkey | Rigging Grip |
| Michael Hooley | Location Casting |
| Carla Stronge | Location Casting |
| Giulia Patanè | Script Supervisor |
| Samantha Corr | Transportation Coordinator |
| Ryan Marshall | Transportation Captain |
| Daren Bailey | Marine Coordinator |
| Tom Boardman | Payroll Accountant |
| Nikki Chamberlin | Production Accountant |
| Megan Donnelly | Executive Producer's Assistant |
| Sophie Donnelly | Production Runner |
| Rebecca Dougan | Assistant Accountant |
| Kathrine Fail | Travel Coordinator |
| Stewart David Hawthorne | Production Assistant |
| Mark D. Houston | Post Production Accountant |
| Robyn Houston | Assistant Accountant |
| Nichola Kerr | Payroll Accountant |
| Caoilfhionn Maceoin-Manus | Production Assistant |
| Jakub Malar | Assistant Accountant |
| Phillip McGonigle | Production Secretary |
| Caoimhe McNulty | Production Secretary |
| Amy Moore | Production Coordinator |
| Marie-Gabrielle Rotie | Choreographer |
| Roisin Stevenson | Assistant Accountant |
| Carlo Milillo | VFX Editor |
| Sam Fischer | Color Assistant |
| Paolo Buzzetti | First Assistant Editor |
| Catherine McNally | Costume Coordinator |
| Sebastian Gainsborough | Original Music Composer |
| Robin Carolan | Original Music Composer |
| Derek Hehir | Production Sound Mixer |
| Steve Little | Supervising Sound Editor |
| James Harrison | Supervising Sound Editor |
| James Boyle | Sound Designer |
| Angela Barson | Visual Effects Supervisor |
| Wendy Garfinkle | Visual Effects Producer |
| Louise Cassettari | Costume Supervisor |
| Kyra Panchenko | Makeup Artist |
| Robert Eggers | Producer |
| Robyn Wheeler | Makeup Artist |
| Sharon Watson | Makeup Artist |
| Polly McKay | Makeup Artist |
| Paul Cotterell | Sound Re-Recording Mixer |
| Kevin Penney | Foley Supervisor |
| Kevin Penney | Sound Effects Editor |
| Mark Taylor | Sound Re-Recording Mixer |
| Damian Volpe | Sound Designer |
| Greg Baldock | VFX Artist |
| Justin Cornish | VFX Supervisor |
| Brooke Lyndon-Stanford | VFX Supervisor |
| Rebecca West | Visual Effects Producer |
| Sam Eggers | Thanks |
| Jennie Shea | ADR Recordist |
| Jón Viðar Arnþórsson | Stunt Coordinator |
| Jessica Hooker | Stunt Double |
| Francesca Cingolani | Co-Producer |
| Leifur B. Dagfinnsson | Producer |
| Alexander Skarsgård | Producer |
| Thomas Benski | Executive Producer |
| Yariv Milchan | Executive Producer |
| Sam Hanson | Executive Producer |
| Michael Schaefer | Executive Producer |
| Kharmel Cochrane | Casting |
| Mylan Stepanovich | Executive In Charge Of Production |
| Oana Ene | Second Assistant Director |
| Sam Conway | Special Effects |
| Sam Murdock | Special Effects Coordinator |
| Lucy Fowl | Stunt Double |
| Stuart Clark | Stunt Coordinator |
| Mark Slaughter | Stunt Double |
| C.C. Smiff | Stunt Coordinator |
| Anna Stephenson | Stunts |
| Chris Waite | Stunts |
| Martin White | Stunts |
| Ramon Álvarez | Stunts |
| Michelle O'Loughlin | Stunts |
| Donal O'Shea | Stunts |
| Elizabeth Donker Curtius | Stunts |
| Richard Leggett | Stunts |
| Matt Crook | Stunts |
| Emma Britton | Stunts |
| Lemuel Black | Stunts |
| Adam Basil | Stunts |
| Jordan Coombes | Stunts |
| Darron Costello | Stunts |
| Chey Anich | Stunts |
| Russell Balogh | Stunts |
| Maralyn Sherman | Makeup Designer |
| Maralyn Sherman | Hair Designer |
