• An Unearthly Child – "Mission to the Unknown"

• Programme's first producer

• The Myth Makers – The Ark

1966–1968

• The Celestial Toymaker – The Evil of the Daleks
• The Abominable Snowmen – The Enemy of the World

• The Tomb of the Cybermen
• The Web of Fear – The Space Pirates

• Former story editor

• The War Games – Spearhead from Space

• Former story editor and writer of The Invasion

• Doctor Who and the Silurians – Robot

• Director and writer (often uncredited) of several serials
• First producer to simultaneously serve as director
• Later executive producer from 1980–1981

• The Ark in Space – The Talons of Weng Chiang

• Horror of Fang Rock – The Horns of Nimon

• Co-writer of The Invasion of Time and City of Death (as "David Agnew")
• Also produced the incomplete serial Shada (6 episodes, 1980)

• The Leisure Hive – Survival

• Served the longest tenure as producer
• Former unit production manager
• Also produced Dimensions in Time

• Doctor Who

• One-off producer for sole television movie

• "Rose" – "42"
• "Blink" – "The Fires of Pompeii"
• "The Doctor's Daughter"
• "Silence in the Library" – "Midnight"
• "The Stolen Earth" – "Journey's End"

• First producer of the revived series
• Also executive producer from 2007–2008, 2023–present
• Executive producer, The Sarah Jane Adventures (11 episodes, 2007)

• "Human Nature" – "The Family of Blood"
• "Planet of the Ood" – "The Poison Sky"
• "The Unicorn and the Wasp"
• "Turn Left"
• "The Next Doctor"

• Holiday relief for Collinson in 2007
• First female producer since Verity Lambert
• Producer, The Sarah Jane Adventures (1 episode, 2007)

• "Planet of the Dead"
• "The End of Time" – "The Eleventh Hour"
• "The Time of Angels" – "Amy's Choice"
• "Vincent and the Doctor" – "The Lodger"

• Also line producer from 2014–2015
• Production executive (2016–2022)

• "The Waters of Mars"
• "Deep Breath" – "Robot of Sherwood"
• "The Caretaker"
• "Flatline"
• "Sleep No More"
• "Face the Raven"
• "The Husbands of River Song"
• "Thin Ice" – "Oxygen"
• "The Lie of the Land" – "Empress of Mars"

• Also series producer from 2018–2020, co-executive producer from 2021–2022
• Script editor (2 episodes, 2008)
• Producer, The Sarah Jane Adventures (16 episodes, 2008–2009)
• Executive producer, The Sarah Jane Adventures (18 episodes, 2010–2011)

• "The Beast Below" – "Victory of the Daleks"
• "The Hungry Earth" – "Cold Blood"
• "The Pandorica Opens" – "The Big Bang"
• "Listen" – "Time Heist"
• "Kill the Moon" – "Mummy on the Orient Express"
• "Dark Water" – "Death in Heaven"
• "The Magician's Apprentice" – "The Witch's Familiar"
• "The Zygon Invasion" – "The Zygon Inversion"
• "Heaven Sent" – "Hell Bent"
• "The Return of Doctor Mysterio"
• "The Pilot" – "Smile"
• "Extremis" – "The Pyramid at the End of the World"
• "World Enough and Time" – "The Doctor Falls"
• "Twice Upon a Time"

• First assistant director
• Producer, Torchwood: Children of Earth (5 episodes, 2009)

• "The Vampires of Venice"
• "Vincent and the Doctor"

• Produced with Tracie Simpson due to overseas filming demands
• Also line producer and former location manager

• "A Christmas Carol"
• "The Doctor's Wife"
• "Night Terrors"

• "The Impossible Astronaut" – "The Curse of the Black Spot"
• "The Rebel Flesh" – "Let's Kill Hitler"
• "The Girl Who Waited" - "The God Complex"
• "The Wedding of River Song" – "The Snowmen"
• "Cold War" – "The Crimson Horror"
• "The Day of the Doctor"
• "The Time of the Doctor"

• Also series producer from 2012–2013

• "Closing Time"
• "The Bells of Saint John" – "The Rings of Akhaten"
• "Nightmare in Silver" – "The Name of the Doctor"

• Also associate producer from 2011–2013, script producer from 2012–2013

• "In the Forest of the Night"
• "Last Christmas"

• "Under the Lake" – "The Woman Who Lived"

• Script editor (4 episodes, 2013–2014)

• "Arachnids in the UK"
• "Demons of the Punjab"
• "The Witchfinders"
• "The Battle of Ranskoor Av Kolos"
• "Spyfall, Part 2" – "Orphan 55"
• "Can You Hear Me?" – "The Haunting of Villa Diodati"
• "Revolution of the Daleks"

• "Once, Upon Time"
• "Survivors of the Flux" – "The Vanquishers"

• Also COVID Manager for "The Halloween Apocalypse"

• "Eve of the Daleks"

• Series script editor (2018–2021)
• Also associate producer from 2021–2022

• "The Star Beast" – "The Giggle"
• "Space Babies"
• "Boom" – "Dot and Bubble"
• "The Legend of Ruby Sunday" / "Empire of Death"
• "The Robot Revolution"
• "Lucky Day" – "The Interstellar Song Contest"

• Also series producer from 2023–present

• "The Church on Ruby Road"
• "The Devil's Chord"
• "Rogue"
• "Lux" – "The Well"
• "Wish World" / "The Reality War"

• "Joy to the World"

• "Closing Time"
• "The Bells of Saint John"
• "The Rings of Akhaten"
• "Nightmare in Silver"
• "The Name of the Doctor"

• Also producer from 2011–2013

• "The Woman Who Fell to Earth" – "Rosa"
• "The Tsuranga Conundrum"
• "Kerblam!"
• "It Takes You Away"
• "Resolution"
• "Spyfall, Part 1"
• "Nikola Tesla's Night of Terror" – "Praxeus"
• "Ascension of the Cybermen" / "The Timeless Children"

• Also producer in 2009 and from 2014–2017, co-executive producer from 2021–2022

• "The Church on Ruby Road"
• "The Devil's Chord"
• "Rogue"
• "Joy to the World"
• "Lux" – "The Well"
• "Wish World" / "The Reality War"

• Also producer from 2023–present

• Doctor Who

• First co-producer
• Also wrote the TV movie (1996)

• "The Star Beast" – "Empire of Death"

• First co-producer of revived series

• "Joy to the World"
• "Lux" – "The Well"
• "Wish World" / "The Reality War"

• "The Robot Revolution"
• "Lucky Day" – "The Interstellar Song Contest"

• "The Eleventh Hour" – "The Big Bang"

• First line producer
• Also producer in 2010
• Production manager (6 episodes, 2007)
• Location manager (1 episode, 2006)

• "A Christmas Carol" – "The Angels Take Manhattan"
• "Hide"
• "The Crimson Horror"

• "The Impossible Astronaut" – "Day of the Moon"
• "The Angels Take Manhattan"

• US location filming

• "The Snowmen" – "The Rings of Akhaten"
• "Journey to the Centre of the TARDIS"
• "Nightmare in Silver" – "The Time of the Doctor"

• "Cold War"

• "Deep Breath" – "The Husbands of River Song

• Also producer from 2009–2010
• Production executive (2016–2022)

• "The Return of Doctor Mysterio" – "The Power of the Doctor"

• Formerly second assistant director (2005–2007), production manager (2009–2015), and first assistant director (2011)
• Production executive (2023–present)

• "The Star Beast" – "Empire of Death"

• "Joy To The World" – "The Reality War"

• "Asylum of the Daleks"
• "A Town Called Mercy" – "The Snowmen"
• "Hide"

• Also producer and associate producer from 2011–2013

• An Unearthly Child – The Romans

• Programme's first associate producer
• Also director

• The Faceless Ones – The Evil of the Daleks episode 3

• Last associate producer of the original series

• "Rose" – "The Age of Steel"

• First associate producer of the revived series

• "The Next Doctor"
• "The End of Time"

• Producer, "Music of the Spheres" (BBC Proms mini-episode, 2008)
• Associate producer and production manager on Torchwood

• "Planet of the Dead" – "The Waters of Mars"

• Production manager on Doctor Who, Torchwood, and The Sarah Jane Adventures

• "The Impossible Astronaut" – "The Curse of the Black Spot"
• "The Rebel Flesh" – "Let's Kill Hitler"
• "The Girl Who Waited" – "The God Complex"
• "The Wedding of River Song" – "The Doctor, the Widow and the Wardrobe"
• "Dinosaurs on a Spaceship"

• Also producer from 2011–2013, script producer from 2012–2013

• "The Halloween Apocalypse" – "The Vanquishers"
• "Legend of the Sea Devils" – "The Power of the Doctor"

• Series script editor (2018–2021)
• Also producer in 2022

• The Leisure Hive – Logopolis

• Programme's first executive producer
• Previously producer from 1970–1975

• Doctor Who

• Represented Universal Pictures

• Served as the main executive producer

• "Rose" – "The End of Time"
• "The Star Beast" – present

• First (2005–2010) and fourth (2023–present) showrunner / head writer
• Creator and executive producer, Torchwood, The Sarah Jane Adventures, and The War Between the Land and the Sea

• Executive producer, Torchwood (2006–2011), "The Sarah Jane Adventures" (2007–2009), and The War Between the Land and the Sea (2025–present)
• Co-founder of Bad Wolf

• "Rose" – "The Parting of the Ways"

• "Human Nature" / "The Family of Blood"
• "Planet of the Ood" – "The Poison Sky"
• "The Unicorn and the Wasp"
• "Turn Left"
• "The Star Beast" – present

• Regular producer from 2005–2008; served as executive producer when production was covered by Susie Liggat

• "The Eleventh Hour" – "Twice Upon a Time"
• "Boom"^[1]
• "Joy to the World"

• Second showrunner / head writer (2010–2017)
• Executive producer, An Adventure in Space and Time (2013)
• Executive producer, Class (8 episodes, 2016)

• "The Eleventh Hour" – "The Doctor, the Widow and the Wardrobe"

• Executive producer, The Sarah Jane Adventures (12 episodes, 2009)

• "The Eleventh Hour" – "The Wedding of River Song"

• Joined the team as part of a remit to work alongside Wenger on a range of BBC Wales dramas

• "The Doctor, the Widow and the Wardrobe" – "The Name of the Doctor"

• Executive producer, An Adventure in Space and Time (2013)

• "The Day of the Doctor"

• "The Time of the Doctor" – "Twice Upon a Time"

• Script editor (8 episodes, 2007–2010)
• Script editor, Torchwood (20 episodes, 2006–2008)
• Associate producer, Torchwood (5 episodes, 2009)
• Producer, The Sarah Jane Adventures (18 episodes, 2010–2011) and Torchwood (6 episodes, 2011)
• Executive producer, Class (8 episodes, 2016)

• "The Woman Who Fell to Earth" – "The Power of the Doctor"

• Third showrunner / head writer (2018–2022)
• Head writer of Torchwood (2008)

• Producer, An Adventure in Space and Time (2013)

• "The Star Beast" – present

• Former BBC Head of Drama
• Co-founder of Bad Wolf
• Executive producer, The War Between the Land and the Sea (2025–)

• Executive producer, The War Between the Land and the Sea (2025–)

• "Space Babies"
• "Boom"

• Also director of episodes

• Doctor Who

• First executive producer for the BBC

• "The Ghost Monument" – "The Power of the Doctor"

• "The Star Beast" – "Empire Of Death"

• "Joy to the World" – "The Reality War"

• "The Woman Who Fell to Earth" – "Resolution"

• Co-executive producer alongside Chris Chibnall and Matt Strevens

• "The Halloween Apocalypse" – "The Power of the Doctor"

• "Rose" – "The End of Time"

• Also executive producer

• "The Star Beast" – present

• "The Eleventh Hour" – "Twice Upon a Time"

• "The Woman Who Fell to Earth" – "The Power of the Doctor"