DOCTOR WHO WORKING TITLES
KEY: > Change in title for a (largely unchanged) story
-: Two different stories, latter based on the former
WILLIAM HARTNELL
100,000 BC > The Tribe of Gum (An Unearthly Child)
The Survivors -> The Mutants -> The Daleks
A Journey to Cathay -> Marco Polo
The Miniscules -> Planet of Giants
The Return of the Daleks -> The Dalek Invasion of Earth
The Saracen Hordes -> The Crusade
The Persuers -> The Chase
Dalek Cutaway -> Mission to the Unknown
THE DALEKS MASTERPLAN:
Counter-Plot -> Coronas of the Sun
There's Something Just Behind You -> Counter-Plot
Land of the Pharoahs -> Golden Death
Return to Varga -> Escape Switch
The Mutation of Time -> A Switch in Time -> The Destruction of Time
The Toymaker -> The Celestial Toymaker
The Gunslingers -> The Gunfighters
The White Savages -> The Savages
Doctor Who and the Computers -: The War Machines [1]
PATRICK TROUGHTON
The Destiny of Doctor Who -> The Power of the Daleks
Culloden -> The Highlanders
Doctor Who Under the Sea -> The Fish People -> The Underwater Menace
The Return of the Cybermen -> The Moonbase
Doctor Who and the SpiderMen -> The Macra Terror
The Big Store -: The Chameleons -> The Faceless Ones [2]
The Cybermen Planet -> The Ice Tombs of Telos -> The Tomb of the Cybermen
Colony of Devils -> Fury from the Deep
The Space Wheel -> The Wheel in Space
The Beautiful People -> The Dominators
The Fact of Fiction -> The Mind Robber [3]
Return of the Cybermen -> The Invasion
The Space Trap -: The Krotons [4]
The Lords of the Red Planet -> The Seeds of Death
JON PERTWEE
Facsimile -> Spearhead from Space
Invaders from Mars -: The Carriers of Death -> The Ambassadors of Death
The Spray of Death -> Terror of the Autons
The Pandora Machine -> The Mind of Evil
(The Friendly Invasion, The Gift, The Axons) -: The Beautiful People -> The Vampire from Space -> The Claws of Axos [5]
The Time Warriors -> Day of the Daleks
The Curse -> The Curse of Peladon
Doctor Who and the Sea Devils -> The Sea Devils
Independence -> The Mutants
The Black Hole -> The Three Doctors
Destination: Daleks -> Planet of the Daleks
The Time Fugitive -> The Time Survivor -> The Time Warrior
Doctor Who and the Exxilons -> Death to the Daleks
TOM BAKER
The Destructors -> The Sontaran Experiment
Genesis of Terror -> Genesis of the Daleks
Return of the Cybermen -: Revenge of the Cybermen [6]
The Loch Ness Terror -> The Loch Ness Monster -> The Zygons -> Terror of the Zygons
The Kraals -> The Android Invasion
Catacombs of Death -> The Curse of Mandragora -> The Masque of Mandragora
The Hand of Time -> The Hand of Death -> The Hand of Fear
The Dangerous Assassin -> The Deadly Assassin
The Day God went Mad -> The Face of Evil
The Talons of Greel -> The Talons of Weng-Chiang
The Monster of the Rock -> The Beast of Fang Rock -> Horror of Fang Rock
The Enemy Within -> The Invader Within -> The Invisible Invader -> The Invisible Enemy
Operation -> The Ribos File -> The Ribos Operation
The Nine Maidens -> The Stones of Blood
The Prisoners of Zend -> The Seeds of Time -> The Androids of Tara
Horror of the Swamp -> The Sheild of Terror -> The Power of Kroll
Armageddon -> The Armageddon Factor
Gamble with Time -: City of Death [7]
Nightmare of Evil -> Nightmare of Eden
Sunburst -> Shada
The Argolins -> The Leisure Hive
The Golden Pentangle -> The Last Zolfa-Thuran -> Meglos
The Planet That Slept -> Full Circle
The Witchlords -: The Wasting -> The Vampire Mutations -> State of Decay [8]
Dream Time -> Warrior's Gate
PETER DAVIDSON
The Visitor -> Castrovalva
The Beast -> Black Orchid
Sentinel -> Earthshock
Xeraphin -> Time Flight
The Time of Neman -: Arc of Infinity
The Enlighteners -> Enlightenment
A Knight's Tale -> The King's Demons
War Game -> The Awakening
The Wanderers -> Frontios
Warhead -> The Return -> The Resurrection -> Resurrection of the Daleks
COLIN BAKER
The Cold War -> Attack of the Cybermen
Domain -: Planet of Fear -> Vengeance on Varos
Enter the Rani -> The Mark of the Rani
The Androgum Inheritence -> The Two Doctors
Conquest of the Daleks -: Time Lash
(The Doomsday Project -> Slipback)
Wasteland -> The Robots of Ravelox -> The Mysterious Planet -> The Trial of a Time Lord (eps 1-4)
Planet of Sil -> Mindwarp -> The Trial of a Time Lord (eps 5-8)
The Vervoids -> Terror of the Vervoids -> The Trial of a Time Lord (eps 9-12)
Time Incorporated -: The Ultimate Foe -> The Trial of a Time Lord (eps 13-14)
SYLVESTER McCOY
Strange Matter -> Time and the Rani
Flight of the Chimmeron -> Delta and the Bannermen
The Pyramid's Treasure -: Dragonfire
The Crooked Smile -> The Happiness Patrol
Nemesis -> Silver Nemesis
Storm over Avallion -> Battlefield
Lungbarrow -: Life-Cycle -> The Bestiary -> Ghost light
Wolf-Time -> The Wolves of Fenric -> The Curse of Fenric
Blood-Hunt -> Cat-Flap -> Survival
[1] - Doctor Who and the Computers by Pat Dunlop
[2] - The Big Store originally by David Ellis
[3] - The Mind Robber is more accurately, the combination of The Fact of Fiction (four parts) with Manpower (one part) by Derrick Sherwin.
[4] - The Space Trap originally a shorter story, without the Doctor, written for "Out of the Unknown" - a series of Sci-Fi plays.
[5] - It has been surmised that all three earlier stories were combined to make The Beautiful People.
[6] - Return of the Cybermen by Gerry Davis (not to be confused with the earlier Return of the Cybermen(s) by Kit Pedler), Revenge by Robert Holmes.
[7] - Gamble with Time originally by David Fisher.
[8] - State of Decay was not actually made until three years after the original submission.