The following is an incomplete list of the Second Doctor's appearances.
Television
Doctor Who
Season 4
- The Tenth Planet (first appearance; cameo)
- The Power of the Daleks
- The Highlanders
- The Underwater Menace
- The Moonbase
- The Macra Terror
- The Faceless Ones
- The Evil of the Daleks
Season 5
- The Tomb of the Cybermen
- The Abominable Snowmen
- The Ice Warriors
- The Enemy of the World
- The Web of Fear
- Fury from the Deep
- The Wheel in Space
Season 6
- The Dominators
- The Mind Robber
- The Invasion
- The Krotons
- The Seeds of Death
- The Space Pirates
- The War Games (apparent regeneration; last regular appearance)
Season 9
- Day of the Daleks (flashback; archival photo)
Season 10
- The Three Doctors (guest)
Season 13
- The Brain of Morbius (flashback; archival photo)
Season 20
- Mawdryn Undead (flashback; archival photo)
- The Five Doctors (guest)
Season 22
- The Two Doctors (guest)
Doctor Who Mini-episode
- Dimensions in Time (cameo; not played by an actor; story not generally regarded as canonical)
Specials
- The Next Doctor (archive material)
Series 5 (Season 31)
- The Eleventh Hour (archive material)
- Vincent and the Doctor (Photo)
- The Lodger (archival footage)
Audio
The Companion Chronicles
Prose Stories
Novels
Target Novelisations
- All televised Second Doctor stories have been adapted as novels.
Virgin New Adventures
- Timewyrm: Apocalypse (flashback cameo)
Virgin Missing Adventures
- The Menagerie
- Invasion of the Cat-People
- Downtime (flashback cameo) - actually a novelisation of an independent film, but the Second Doctor does not appear in the film itself.
- Twilight of the Gods
- The Dark Path
BBC Eighth Doctor Adventures
BBC Past Doctor Adventures
- The Murder Game
- The Roundheads
- Dreams of Empire
- Players (flashback cameo)
- The Final Sanction
- Independence Day (flashback cameo)
- Heart of TARDIS
- Dying in the Sun
- Combat Rock
- The Colony of Lies
- The Indestructible Man
- World Game
Telos Doctor Who Novellas
Short Stories
Doctor Who Annuals
Doctor Who Annual 1968
- The Sour Note
- The Dream Masters
- The Word of Asiries
- Only a Matter of Time
- Planet of Bones
- When Starlight Grows Cold
- H.M.S. TARDIS
- The King of Golden Death
Doctor Who Annual 1969
- Lords of the Galaxy
- Follow the Phantoms
- Mastermind of Space
- The Celestial Toyshop
- Valley of Dragons
- Planet from Nowhere
- Happy as Queeg
- World of Ice
- The Microtron Men
- Death to Mufl
Doctor Who Annual 1970
- The Dragons of Kekokro
- The Singing Crystals
- The Mystery of the Marie Celeste
- Grip of Ice
- Man Friday
- Slave of Shran
- Run the Gauntlet
- A Thousand & One Doors
Doctor Who Annual 1978
- The Sleeping Beast (flashback cameo)
Brief Encounters
- Future Imperfect (DWYB 1992)
- Dream a Little Dream For Me (DWYB 1993)
- Loop the Loup (DWYB 1994)
- Briefly Noted (DWYB 1995)
Virgin Decalogs and Short Trips
- Fallen Angel (Decalog)
- Vortex of Fear (Decalog 2)
- Aliens and Predators (Decalog 3)
- War Crimes (Short Trips)
- Mother's Little Helper (Short Trips)
- Scientific Adviser (More Short Trips)
- uPVC (More Short Trips)
- Please Shut the Gate (Short Trips and Side Steps)
- Reunion (Short Trips and Side Steps)
- Twin Piques (Zodiac)
- Constant Companion (Zodiac)
- Five Card Draw (Zodiac)
- Face-Painter (A Universe of Terrors)
- The Astronomer's Apprentice (The Muses)
- The Glass Princess (The Muses)
- Dust (Steel Skies)
- Greenaway (Steel Skies)
- One Small Step... (Past Tense)
- That Time I Nearly Destroyed the World Whilst Looking for a Dress (Past Tense; guest appearance)
- The Age of Ambition (Life Science)
- The Farmer's Story (Repercussions)
- The Steward's Story (Repercussions)
- Screamager (Monsters)
- The Last Emperor (2040)
- The Man Who (Nearly) Killed Christmas (A Christmas Treasury)
- Goodwill Toward Men (A Christmas Treasury)
- That Which Went Away (Seven Deadly Sins)
- Undercurrents (A Day in the Life)
- Visiting Hours (A Day in the Life)
- Mercury (The Solar System)
- Pluto (The Solar System)
- The Feast (The History of Christmas)
- The Revolutionaries (The History of Christmas)
- Saint Nicholas's Bones (The History of Christmas)
- Father Figure (Farewells)
- The Lost (The Centenarian)
- The Avant Guardian (Time Signature)
- The Time Eater (Destination Prague)
- Across Silent Seas (Destination Prague)
- Golem (Snapshots)
- All of Beyond (Snapshots)
- The Cutty Wren (The Ghosts of Christmas)
- The Christmas Presence (The Ghosts of Christmas)
- Lepidoptery for Beginners (Defining Patterns)
- One Step Forward, Two Steps Back (Defining Patterns)
- Homework (Defining Patterns)
- The Slave War (The Quality of Leadership)
- On a Pedestal (The Quality of Leadership)
- Blue Road Dance (Transmissions)
- Outstanding Balance (How The Doctor Changed My Life)
- Lares Domestici (How The Doctor Changed My Life)
- Mirth, or Walking Spirits (Christmas Around the World)
- Favourite Star (Indefinable Magic)
- Pass It On (Indefinable Magic)
Comic Strip Stories
TV Comic
- The Extortioner
- The Trodos Ambush
- The Doctor Strikes Back
- The Zombies
- Master of Spiders
- The Exterminator
- Barnabus
- Jungle Adventure
- The Monsters from the Past
- The TARDIS Worshippers
- Space War Two
- Egyptian Escapade
- The Coming of the Cybermen
- The Faithful Rocket Pack
- Flower Power
- The Witches
- Cyber-Mole
- The Sabre Toothed Gorillas
- The Cyber Empire
- The Dyrons
- Dr. Who and the Space Pirates
- Car of the Century
- The Jokers
- Invasion of the Quarks
- The Killer Wasps
- Ice Cap Terror
- Jungle of Doom
- Father Time
- Martha the Mechanical Housemaid
- The Duellists
- Eskimo Joe
- Peril at 60 Fathoms
- Operation Wurlitzer
- Action in Exile
- The Mark of Terror
- The Brotherhood
- U.F.O.
- The Night Walkers
Special TV Comic Issues
- Return of the Witches
- Masquerade
- The Champion
- The Entertainer
- Attack of the Daleks
- Pursued by the Trods
- The Time Museum
- The Electrodes
- Death Race
- Test Flight
Doctor Who Annual
Doctor Who Annual 1968
Doctor Who Annual 1969
Doctor Who Annual 1970
Doctor Who Magazine
- Timeslip (briefly regresses from Fourth Doctor to this incarnation)
- Planet of the Dead (impersonated)
- The Chameleon Factor (flashback cameo)
- Time & Time Again
- Land of the Blind
- Bringer of Darkness
IDW Publishing
- The Forgotten
- Doctor Who Annual 2010: To Sleep, Perchance to Scream (cameo)
Other
- Devious - non-canonical fan film in which footage of Patrick Troughton from The War Games and The Two Doctors was incorporated into the story; released to DVD by BBC Video as a bonus feature with DW: The War Games in 2009.