 | Ralph Fiennes als Orlando Oxford |
 | Gemma Arterton als Polly |
 | Rhys Ifans als Grigori Rasputin |
 | Matthew Goode als Morton |
 | Tom Hollander als King George / Kaiser Wilhelm / Tsar Nicholas |
 | Harris Dickinson als Conrad Oxford |
 | Daniel Brühl als Erik Jan Hanussen |
 | Djimon Hounsou als Shola |
 | Charles Dance als Kitchener |
 | Shaun McKee als Camp Guard #1 |
 | Peter York als Camp Guard #2 |
 | Alexandra Maria Lara als Emily Oxford |
 | Alexander Shaw als Young Conrad |
 | Bevan Viljoen als Boer Sniper |
 | Shaun Scott als Kingsman Tailor #1 |
 | Andrew Bridgmont als Kingsman Tailor #2 |
 | Olivier Richters als Huge Machinery Shack Guard |
 | Valerie Pachner als Mata Hari |
 | Joel Basman als Gavrilo Princip |
 | Todd Boyce als Dupont |
| Richard Stephenson Winter als Shepherd's Flock Member #2 |
 | Takako Akashi als Shepherd's Flock Member #3 |
 | Thorston Manderlay als Shepherd's Flock Member #4 |
| Terence Anderson als Shepherd's Flock Member #5 |
 | Andy Cheung als Shepherd's Flock Member #6 |
 | Ron Cook als Archduke Franz Ferdinand of Austria |
 | Barbara Drennan als Sophie, Duchess of Hohenberg |
 | Maja Simonsen als Pretty Girl |
| Benedick Blythe als Saravejo General |
| Max Count als Young King George |
| Emil Oksanen als Young Kaiser Wilhelm |
| George Gooderham als Young Tsar Nicholas |
 | Alexa Povah als Queen Victoria |
 | Branka Katić als Tsarina Alix |
| Alexander Shefler als Tsarevich Alexei |
 | Rosie Goddard als Grand Duchess Anastasia |
 | Dora Davis als Grand Duchess Maria |
| Lucia Jade Barker als Grand Duchess Olga |
| Molly McGeachin als Grand Duchess Tatiana |
 | Angus Castle-Doughty als British Soldier |
| Jed O'Hagan als British Soldier #2 |
| Thomas Mahy als British Soldier #3 |
 | Connor Calland als British Soldier #4 |
| James Musgrave als Lieutenant |
 | Martin Razpopov als Sarajevo Prison Warden |
 | Aaron Vodovoz als Felix Yusupov |
 | Gabriela Całun als Russian Maid |
 | Gabriel Constantin als Russian Master of Ceremonies |
| Vår Haugholt als Russian Prostitute #1 |
| Ronja Haugholt als Russian Prostitute #2 |
| Alyona Kazarova als Yusupov Guest #1 |
| Fiz Marcus als Yusupov Guest #2 |
| Nina Novich als Yusupov Guest #3 |
| Andrey Andreev als Yusupov Guest #4 |
 | August Diehl als Vladimir Lenin |
| Nigel Lister als Arthur Zimmermann |
| Daniel Vernan als German Foreign Office Worker #1 |
 | Nigel Pilkington als German Foreign Office Worker #2 |
 | Ed Cooper Clarke als Admiralty Military Intel Officer |
 | Stevee Davies als Young Codebreaker |
 | Alison Steadman als Rita |
 | Russell Balogh als Sandhurst PT |
| Kristian Wanzl Nekrasov als General Ludendorff |
| Stefan Schiffer als Ludendorff Butler |
| Tim Bruce als Sandhurst Chaplain |
| Hal Hillman als Sandhurst Cadet |
 | Ian Kelly als President Woodrow Wilson |
| David Calvitto als Vice President |
 | Ian Porter als General |
 | Simon Connolly als White House Butler |
 | Alexander Cobb als British Officer |
 | Aaron Taylor-Johnson als Archie Reid |
 | Emun Elliott als Sergeant Major |
| James Backway als Soldier |
 | Cassidy Little als British Spy |
 | Neil Jackson als Captain Forrest |
| Ben Ayers als Black Watch Soldier #1 |
| Gwithian Evans als Black Watch Soldier #2 |
| Cory Stuckey als Black Watch Soldier #3 |
| Timon Staehler als Storm Trooper |
| Timothy Blore als German Soldier #1 |
 | Ross Anderson als Corporal Johnstone |
 | Robert Aramayo als Sergeant Major Atkins |
| Remus Brooks als Kings Liverpool Soldier #1 |
| Felix Mosse als Kings Liverpool Soldier #2 |
| Will Pattle als Kings Liverpool Soldier #3 |
| Amy Leeson als Pub Girl #1 |
 | Dolores Carbonari als Pub Girl #2 |
 | Stanley Tucci als United States Ambassador |
 | Pippa Winslow als United States Embassy Secretary |
 | David Kross als Moustached Man |
 | Katarina Martin als Housekeeper (uncredited) |
 | Kya Garwood als Maid (uncredited) |
 | Constantine Gregory als Mayor of Sarajevo (uncredited) |
 | Hal Fowler als Russian General (uncredited) |
 | Renars Latkovskis als Russian Sheppard (uncredited) |
 | Jack Cunningham-Nuttall als Bath Boy (uncredited) |
 | Chloé Booyens als Soldier (uncredited) |
| Matthew Vaughn | Producer |
| Matthew Vaughn | Director |
| Dorval Pittaluga | Driver |
| Matteo Leurini | Unit Manager |
| Adam Bohling | Producer |
| David Reid | Producer |
| Matthew Vaughn | Story |
| Dave Gibbons | Executive Producer |
| Matthew Margeson | Original Music Composer |
| Dominic Lewis | Original Music Composer |
| Claudia Schiffer | Executive Producer |
| Mark Millar | Executive Producer |
| Mark Millar | Comic Book |
| Stephen Marks | Executive Producer |
| Ralph Fiennes | Executive Producer |
| Darren Gilford | Production Design |
| Matthew Vaughn | Screenplay |
| Karl Gajdusek | Screenplay |
| Dave Gibbons | Comic Book |
| Jason Ballantine | Editor |
| Ben Davis | Director of Photography |
| Michele Clapton | Costume Design |
| Mike Snow | Stunts |
| Kazia Roach | VFX Artist |
| Annabelle Zoellin | Visual Effects Producer |
| Oliver Benson | Art Direction |
| Joe Howard | Art Direction |
| Gary Jopling | Art Direction |
| Matthew Kerly | Art Direction |
| Doug J. Meerdink | Supervising Art Director |
| Andrew Palmer | Art Direction |
| Alessandro Santucci | Art Direction |
| Dominic Capon | Set Decoration |
| Oliver Benson | Assistant Art Director |
| James Collins | Set Designer |
| Laura Collins | Set Dresser |
| Raffaella Cuviello | Set Decoration Buyer |
| Julia Dehoff | Assistant Art Director |
| James Flanagan | Set Dresser |
| Marco Furbatto | Assistant Art Director |
| Lara Genovese | Set Designer |
| Cody Gillies | Set Dresser |
| Keely Lanigan-Atkins | Assistant Art Director |
| George Lee | Set Designer |
| Conor Maclay | Set Dresser |
| Kristen Maloney | Assistant Art Director |
| Chris Peters | Assistant Art Director |
| Jake Phythian | Set Dresser |
| Francesco Spina | Set Dresser |
| Emma Vane | Assistant Art Director |
| Paul Massey | Sound Re-Recording Mixer |
| Rob Prynne | Sound Designer |
| Alyn Sclosa | Sound Effects Editor |
| Danny Sheehan | Supervising Sound Editor |
| Markus Stemler | Sound Designer |
| Katrin Arndt | Visual Effects Producer |
| Markus Degen | Visual Effects Supervisor |
| Grégoire Delzongle | VFX Artist |
| Matthew Dravitzki | Visual Effects Producer |
| Brian Ducharme | VFX Artist |
| Lucile Jules Gaston | VFX Artist |
| Tom Greene | Visual Effects Producer |
| John Haley | Visual Effects Supervisor |
| Lev Kolobov | Visual Effects Supervisor |
| Abhishek Kumar | VFX Artist |
| Adrien Lambert | VFX Artist |
| Angela Mikrut | VFX Artist |
| Danielle Morley | Visual Effects Producer |
| Marlene Nehls | Visual Effects Producer |
| Geoffrey Niquet | Visual Effects Supervisor |
| Félix Pirritano | VFX Artist |
| Quentin Ramasseul | VFX Artist |
| Oliver Schulz | Visual Effects Supervisor |
| Charles Tait | Visual Effects Supervisor |
| Kay Hoddy | Rotoscoping Artist |
| Wayne Dalglish | Fight Choreographer |
| Allen Jo | Fight Choreographer |
| Guillermo Grispo | Stunt Coordinator |
| Daren Nop | Fight Choreographer |
| Harry Morton | In Memory Of |
| Rob Hall | Editor |
| Carlos Peres | Co-Producer |
| Angus More Gordon | Co-Producer |
| Angus Bickerton | Visual Effects Supervisor |
| Jenny Shircore | Hair Designer |
| Jenny Shircore | Makeup Designer |
| Reg Poerscout-Edgerton | Casting |
| Ben Foster | Conductor |
| Joe Watts | Utility Stunts |
| Elizabeth Donker Curtius | Stunt Double |
| Fraser Taggart | Second Unit Director of Photography |
| Peter Burgis | Foley Artist |
| Lilly Blazewicz | Foley Editor |
| Matthew Collinge | Sound Re-Recording Mixer |
| Jack Cucci | Foley Mixer |
| Zoe Freed | Foley Artist |
| Glen Gathard | Foley Mixer |
| Tavish Grade | Foley Mixer |
| Rebecca Heathcote | Foley Artist |
| Mike Prestwood Smith | Sound Re-Recording Mixer |
| Jemma Riley-Tolch | Assistant Foley Artist |
| Michael Maroussas | Dialogue Editor |
| Kessiah Arthur | Prosthetics |
| Oonagh Bagley | Hairstylist |
| Sam Bear | Makeup Artist |
| Sam Bear | Hairstylist |
| Jacqueline Bhavnani | Makeup Artist |
| Jacqueline Bhavnani | Hairstylist |
| Jessica Brooks | Special Effects Makeup Artist |
| Hanna Canfor | Makeup Artist |
| Hanna Canfor | Hairstylist |
| Kirstin Chalmers | Makeup Artist |
| John Fallows | Hairstylist |
| Louise Fisher | Makeup Artist |
| Chloe Grice | Makeup Artist |
| Victoria Holt | Prosthetic Makeup Artist |
| Joe Hopker | Makeup Artist |
| Chris Lyons | Special Effects Makeup Artist |
| Federico Laurenti | Makeup Artist |
| Heather Manson | Makeup Artist |
| Claire Matthews | Makeup Artist |
| Valentina Spuntarelli | Hairstylist |
| Muhammed Mustafa Özdemir | Executive Producer |
