Fourth Doctor/Appearances

A comprehensive but by no means complete list of appearances by the Fourth Doctor.

Season 11

 * Planet of the Spiders (cameo; introduction)

Season 12

 * Robot
 * The Ark in Space
 * The Sontaran Experiment
 * Genesis of the Daleks
 * Revenge of the Cybermen

Season 13

 * Terror of the Zygons
 * Planet of Evil
 * Pyramids of Mars
 * The Android Invasion
 * The Brain of Morbius
 * The Seeds of Doom

Season 14

 * The Masque of Mandragora
 * The Hand of Fear
 * The Deadly Assasin
 * The Face of Evil
 * The Robots of Death
 * The Talons of Weng-Chiang

Season 15

 * Horror of Fang Rock
 * The Invisible Enemy
 * Image of the Fendahl
 * The Sun Makers
 * Underworld
 * The Invasion of Time

Season 16

 * The Ribos Operation
 * The Pirate Planet
 * The Stones of Blood
 * The Androids of Tara
 * The Power of Kroll
 * The Armageddon Factor

Season 17

 * Destiny of the Daleks
 * City of Death
 * The Creature from the Pit
 * Nightmare of Eden
 * The Horns of Nimon
 * Shada (incomplete; never broadcast)

Season 18

 * The Leisure Hive
 * Meglos
 * Full Circle
 * State of Decay
 * Warriors Gate
 * The Keeper of Traken
 * Logopolis (regenerates)

Season 19

 * Castrovalva (reprise of previous story)
 * Earthshock (flashback; archival footage)

Season 20

 * Mawdryn Undead (flashback; archival footage)
 * The Five Doctors (cameo using un-aired archival footage from Shada)

Season 21

 * Resurrection of the Daleks (flashback; archival footage)

Doctor Who Mini-episode

 * Dimensions in Time (not generally regarded as canonical)

Virgin Missing Adventures

 * Evolution
 * The Romance of Crime
 * System Shock
 * Managra
 * The English Way of Death
 * The Shadow of Weng-Chiang
 * A Device of Death
 * The Well-Mannered War

BBC Past Doctor Adventures

 * Eye of Heaven
 * Last Man Running
 * Millennium Shock
 * Corpse Marker
 * Tomb of Valdemar
 * Heart of TARDIS
 * Festival of Death
 * Asylum
 * Psi-ence Fiction
 * Drift
 * Wolfsbane
 * Match of the Day