Casts
Doctor Who Live: The Afterparty
Self
The Timey-Wimey of Doctor Who
Self
Doctor Who: Earth Conquest - The World Tour
Self
The Science of Doctor Who
The Women of Doctor Who
Doctor Who: Farewell to Matt Smith
Doctor Who: The Ultimate Time Lord with Peter Davison
Self
Doctor Who at 60: A Musical Celebration
Himself
Doctor Who at the Proms
Self
Unlocking Sherlock
Himself
The Five(ish) Doctors Reboot
Self
Doctor Who Live: The Next Doctor
Self
Doctor Who: The Ultimate Guide
Self
Mark Gatiss: A Study in Sherlock
Himself
Doctor Who: The Ultimate Companion
Self
In Search of Dracula
Himself
Doctor Who and the Third Man
Himself
Unlocking Sherlock
Himself
Doctor Who at the Proms
Self (uncredited)
Come in Number Five
Paris in the Springtime
Doctor Who Confidential
Guest
Doctor Who Extra
Self
Room 101
Self
Doctor Who: Video Commentaries
Self
The Real History of Science Fiction
Himself
Doctor Who: The Fan Show
Crews
Doctor Who: The Doctor's Meditation
Writer
Doctor Who: The Doctor's Meditation
Executive Producer
Doctor Who - Night and the Doctor: Bad Night
Writer
Doctor Who - Night and the Doctor: Good Night
Writer
Doctor Who - Night and the Doctor: First Night
Writer
Doctor Who - Night and The Doctor: Last Night
Writer
Doctor Who: The Impossible Astronaut Prequel
Writer
Doctor Who: A Good Man Goes to War - Prequel
Writer
Doctor Who: Let’s Kill Hitler Prequel
Writer
Doctor Who: The Wedding of River Song Prequel
Writer
Doctor Who: The Doctor, The Widow and The Wardrobe Prequel
Writer
Doctor Who: The Inforarium
Writer
Doctor Who: Vastra Investigates
Writer
Doctor Who: She Said, He Said
Writer
Doctor Who: Clarence and the Whispermen
Writer
Doctor Who: Rain Gods
Writer
Doctor Who at the Proms
Writer
The Day of the Doctor: Cinema Intro
Writer
Doctor Who - Night and the Doctor: Up All Night
Writer
Doctor Who: Good as Gold
Executive Producer
Doctor Who: Last Christmas
Writer
Doctor Who: The Time of the Doctor
Executive Producer
Doctor Who: The Time of the Doctor
Writer
Sherlock: Many Happy Returns
Executive Producer
Sherlock: Many Happy Returns
Writer
Doctor Who: The Husbands of River Song
Executive Producer
Doctor Who: Last Christmas
Executive Producer
Doctor Who: The Great Detective
Writer
Doctor Who: The Ultimate Time Lord with Peter Davison
Executive Producer
Doctor Who: The Ultimate Companion
Executive Producer
Doctor Who: Deep Breath
Screenplay
Doctor Who: Clara and the TARDIS
Producer
Doctor Who: The Night of the Doctor
Writer
Doctor Who: The Husbands of River Song
Writer
Doctor Who: Time Crash
Writer
Doctor Who: The Curse of Fatal Death
Writer
Doctor Who: The Last Day
Writer
Doctor Who: The Day of the Doctor
Writer
Sherlock: The Abominable Bride
Writer
Doctor Who: A Christmas Carol
Writer
Doctor Who at the Proms
Writer
Doctor Who at the Proms
Executive Producer
Doctor Who: Twice Upon a Time
Writer
Doctor Who: Twice Upon a Time
Executive Producer
Doctor Who: Friend from the Future
Writer
Exam Conditions
Writer
Doctor Who: Clara and the TARDIS
Writer
The Adventures of Tintin
Screenplay
Doctor Who: Dark Water / Death in Heaven
Writer
Doctor Who: Meanwhile in the TARDIS: Part 1
Writer
Doctor Who: Meanwhile in the TARDIS: Part 2
Writer
Doctor Who Motion Comic
Writer
Doctor Who: The Snowmen
Writer
Doctor Who: The Snowmen
Executive Producer
Jekyll
Writer
Jekyll
Executive Producer
Doctor Who: The Return of Doctor Mysterio
Writer
Doctor Who: The Day of the Doctor
Executive Producer
Doctor Who: The Doctor, the Widow and the Wardrobe
Writer
Doctor Who: The Doctor, the Widow and the Wardrobe
Executive Producer
Doctor Who: A Christmas Carol
Executive Producer
Sherlock: The Abominable Bride
Creator
Sherlock: The Abominable Bride
Executive Producer
The Five(ish) Doctors Reboot
Executive Producer
Doctor Who: Deep Breath
Executive Producer
Doctor Who: Dark Water / Death in Heaven
Executive Producer
An Adventure in Space and Time
Executive Producer
Doctor Who: The Return of Doctor Mysterio
Executive Producer
The Office
Writer
Sherlock: His Last Vow
Writer
Doctor Who: The End of Time
Additional Dialogue
Joking Apart
Writer
Murder Most Horrid
Writer
Coupling
Writer
Chalk
Writer
Press Gang
Writer
Coupling
Writer
Doctor Who
Writer
Sherlock
Writer
Sherlock
Executive Producer
Stay Lucky
Writer
Doctor Who
Executive Producer
The Time Traveler's Wife
Executive Producer
Dracula
Executive Producer
Dracula
Writer
The Time Traveler's Wife
Writer
Inside Man
Writer
Inside Man
Executive Producer
Inside Man
Creator
The Devil's Hour
Executive Producer
Pond Life
Executive Producer
Douglas Is Cancelled
Executive Producer
Doctor Who
Executive Producer
Doctor Who
Writer
Douglas Is Cancelled
Writer
Jekyll
Writer
Jekyll
Executive Producer
Number 10
Writer
Number 10
Executive Producer
Jekyll
Creator
Joking Apart
Creator
Press Gang
Creator
Chalk
Creator
Coupling
Creator
Coupling
Creator
Sherlock
Creator
Dracula
Creator
Inside Man
Creator
The Time Traveler's Wife
Creator
Douglas Is Cancelled
Creator
Number 10
Creator