Ralph Fiennes as Orlando Oxford

Gemma Arterton as Polly

Rhys Ifans as Grigori Rasputin

Matthew Goode as Morton

Tom Hollander as King George / Kaiser Wilhelm / Tsar Nicholas

Harris Dickinson as Conrad Oxford

Daniel Brühl as Erik Jan Hanussen

Djimon Hounsou as Shola

Charles Dance as Kitchener

Shaun McKee as Camp Guard #1

Peter York as Camp Guard #2

Alexandra Maria Lara as Emily Oxford

Alexander Shaw as Young Conrad

Bevan Viljoen as Boer Sniper

Shaun Scott as Kingsman Tailor #1

Andrew Bridgmont as Kingsman Tailor #2

Olivier Richters as Huge Machinery Shack Guard

Valerie Pachner as Mata Hari

Joel Basman as Gavrilo Princip

Todd Boyce as Dupont

Richard Stephenson Winter as Shepherd's Flock Member #2

Takako Akashi as Shepherd's Flock Member #3

Thorston Manderlay as Shepherd's Flock Member #4

Terence Anderson as Shepherd's Flock Member #5

Andy Cheung as Shepherd's Flock Member #6

Ron Cook as Archduke Franz Ferdinand of Austria

Barbara Drennan as Sophie, Duchess of Hohenberg

Maja Simonsen as Pretty Girl

Benedick Blythe as Saravejo General

Max Count as Young King George

Emil Oksanen as Young Kaiser Wilhelm

George Gooderham as Young Tsar Nicholas

Alexa Povah as Queen Victoria

Branka Katić as Tsarina Alix

Alexander Shefler as Tsarevich Alexei

Rosie Goddard as Grand Duchess Anastasia

Dora Davis as Grand Duchess Maria

Lucia Jade Barker as Grand Duchess Olga

Molly McGeachin as Grand Duchess Tatiana

Angus Castle-Doughty as British Soldier

Jed O'Hagan as British Soldier #2

Thomas Mahy as British Soldier #3

Connor Calland as British Soldier #4

James Musgrave as Lieutenant

Martin Razpopov as Sarajevo Prison Warden

Aaron Vodovoz as Felix Yusupov

Gabriela Całun as Russian Maid

Gabriel Constantin as Russian Master of Ceremonies

Vår Haugholt as Russian Prostitute #1

Ronja Haugholt as Russian Prostitute #2

Alyona Kazarova as Yusupov Guest #1

Fiz Marcus as Yusupov Guest #2

Nina Novich as Yusupov Guest #3

Andrey Andreev as Yusupov Guest #4

August Diehl as Vladimir Lenin

Nigel Lister as Arthur Zimmermann

Daniel Vernan as German Foreign Office Worker #1

Nigel Pilkington as German Foreign Office Worker #2

Ed Cooper Clarke as Admiralty Military Intel Officer

Stevee Davies as Young Codebreaker

Alison Steadman as Rita

Russell Balogh as Sandhurst PT

Kristian Nekrasov as General Ludendorff

Stefan Schiffer as Ludendorff Butler

Tim Bruce as Sandhurst Chaplain

Hal Hillman as Sandhurst Cadet

Ian Kelly as President Woodrow Wilson

David Calvitto as Vice President

Ian Porter as General

Simon Connolly as White House Butler

Alexander Cobb as British Officer

Aaron Taylor-Johnson as Archie Reid

Emun Elliott as Sergeant Major

James Backway as Soldier

Cassidy Little as British Spy

Neil Jackson as Captain Forrest

Ben Ayers as Black Watch Soldier #1

Gwithian Evans as Black Watch Soldier #2

Cory Stuckey as Black Watch Soldier #3

Timon Staehler as Storm Trooper

Timothy Blore as German Soldier #1

Ross Anderson as Corporal Johnstone

Robert Aramayo as Sergeant Major Atkins

Remus Brooks as Kings Liverpool Soldier #1

Felix Mosse as Kings Liverpool Soldier #2

Will Pattle as Kings Liverpool Soldier #3

Amy Leeson as Pub Girl #1

Dolores Carbonari as Pub Girl #2

Stanley Tucci as United States Ambassador

Pippa Winslow as United States Embassy Secretary

David Kross as Moustached Man

Katarina Martin as Housekeeper (uncredited)

Kya Garwood as Maid (uncredited)

Constantine Gregory as Mayor of Sarajevo (uncredited)

Hal Fowler as Russian General (uncredited)

Renars Latkovskis as Russian Sheppard (uncredited)

Jack Cunningham-Nuttall as Bath Boy (uncredited)

Chloé Booyens as Soldier (uncredited)