
Mark Gatiss (/ˈɡeɪtɪs/; born 17 October 1966) is an English actor, comedian, screenwriter, director, producer and novelist. He is best known for his work on television, acting in and co-creating shows with Steven Moffat. Gatiss has received several awards, including a BAFTA TV Award, a Primetime Emmy Award, a Peabody Award, and two Laurence Olivier Awards.
Gatiss co-created, co-wrote and acted in the BBC comedy series The League of Gentlemen (1999–2002). He co-created and portrayed Mycroft Holmes in the BBC series Sherlock (2010–2017) and Frank Renfield in the BBC / Netflix miniseries Dracula (2020). He also wrote several episodes of Doctor Who during Moffat's tenure as showrunner and two episodes during Russell T Davies' earlier tenure. His other TV roles include Tycho Nestoris in Game of Thrones (2014–2017), Stephen Gardiner in Wolf Hall (2015), and Peter Mandelson in Coalition (2015). He has acted in films such as Victor Frankenstein (2015), Denial (2016), Christopher Robin (2018), The Favourite (2018), The Father (2020), Operation Mincemeat (2021), and Mission: Impossible – Dead Reckoning Part One (2023).
On stage, Gatiss played Menenius in the revival of William Shakespeare's Coriolanus (2013), for which he earned a Laurence Olivier Award for Best Actor in a Supporting Role nomination. He took on the role of King George III in a revival of the Alan Bennett play The Madness of George III (2018). He portrayed Sir John Gielgud in the Jack Thorne play The Motive and the Cue (2023), for which he earned the Laurence Olivier Award for Best Actor. His other theatre roles include The Recruiting Officer (2012), The Vote (2015), and A Christmas Carol: A Ghost Story (2021).
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Tycho Nestoris
Rev Giles Shawcross
Gantok
Richard Lazarus
Leonard Boynton
Mycroft Holmes
Ronald Hawes
Ted Gilbert
Angstrom
Isaac Newton
Prince Regent
Callum
Self
Mr. Harmony
Mycroft Holmes
Self
NSA
Mr. Snow
Earl of Sandwich
Earl of Sandwich (voice)
Stephen Gardiner
Narrator
Frank Renfield
Radio Presenter With 'Spaceship' Theory / Wildlife voiceover (voice) (uncredited)
Teddy - Agent
Rich
Dr. Quentin Questa (voice)
Frank Parris / Oscar Berlin
Glenn Bulb
The Man
Lord Marlborough
Agent
Sir Robert Cecil
Miss Blight (voice)
Robert Louis Stevenson
Radio Presenter (Voice)
Gabriel Book
(segment "Don't") (uncredited)
Self
Various
Additional Vogon Voices
Ping-Pong Player
Joan Crawford
PC Butcher
John Dashwood
Ronald Hall
George
Giles Winslow
The Curator
Himself - Narrator (voice)
Dettweiler
Major Benjamin 'Benjy' Flint
Hang Man Chang
Diner Manager
Ivor Montazac
Sherlock Holmes
Ambrose Chapfel
Henry Rackham Junior
Professor Robert Jan van der Pelt
Ted Gilbert (archive footage) (uncredited)
Larry Grayson
Porter
John Trant
Self
Donald
Himself
Self - Presenter
Billy Matlock
Junior Detective
Himself / Mark Gatiss
Bamber Gascoigne
Joel
Peter
Colonel Black
Peter Mandelson (voice)
Viking (voice)
Mr Jackson
House Agent
Self
Cavor
Bowmer
Colonel Theakes
Apsley Cherry-Garrard
Self
Dr. Landers
Himself
Self - Host
The Captain
Doctor MacLean
Himself
Various Characters
John Paterson
Johnnie Cradock
Sir John Gielgud
Narrator
Self - Actor and Writer
Mr. Wickens
Rat
Self
Himself
Self
Self
Self - The League of Gentlemen
Self
Peter Mandelson
Self
Steven Crosswell
Louis Aragon
Himself
Menenius Agrippa
Self
George III
various
Malcolm McLaren
Himself
Mr. Emerson
Kenyon
Himself
Duff Purves
Self
Dr. William Bruffin
Jacob Marley
Jeremy
Ernest Dunks
Old Lord/Butler 'Smith'/Dancing Man/Old Lord 'Johnny'
Self
Hilary Briss / Mickey Michaels / Val Denton / Les McQueen / Lance Longthorne / Alvin Steele / Phil Proctor / Mrs Beasley / Mick McNamara / Neds / Lotte Lipp / Brian Morgan / Dr Chinnery / Iris Krell / Bobbin
Henry Huxley
Georgie
Self
Terry Scanlon
Sherlock Holmes
Self
Self - Interviewer
Narrator
Self
Various Characters
Mark
Radio Announcer (voice)
The Doctor
Various Characters
Mr. Borusa
Himself
Mr Banham
Self
Self
Self
Self
Presenter
Himself - Presenter
Mr Murphy
Himself - Presenter
Self
Self