Peter Davison

Castrovalva: The Master traps the Doctor in a mathematically created world
Cold Fusion: More than one TARDIS lands on a barren ice world
Four To Doomsday: The Monarch plans to poison Earth and re-populate it with androids
Kinda: On Deva Loka Tegan is enchanted and falls under the influence of the Mara
The Visitation: The Terileptils attempt to invade Earth by releasing the Black Death
Divided Loyalties: The Doctor receives a telepathic call for help from a classmate lost to the Celestial Toymaker
Black Orchid: The Doctor is expected at a cricket game, and Nyssa is the subject of mistaken identity
Earthshock: The Cybermen attempt to destroy a meeting on Earth by crashing a freighter into the planet
Time-Flight: The Doctor manages to return Tegan to Heathrow where Concordes have been disappearing
Empire Of Death: The Doctor and Nyssa are shocked when a ghost appears in the TARDIS
The Land Of The Dead: Alaska: The TARDIS departs avoiding an accident; thirty years on the Doctor and Nyssa find creatures
Winter For The Adept: Due to a teleportation accident Nyssa finds herself in the Swiss Alps, 1963
The Mutant Phase: Daleks have occupied 22nd century Earth. By the 43rd century only a handful of humans survive
Primeval: Nyssa is dying, and there's only one place in the universe to go for help
Spare Parts: The Doctor and Nyssa unearth a black market in second-hand body parts

Arc Of Infinity: Omega returns by cloning the Doctor's body
The Sands Of Time: Victorian London: Nyssa is kidnapped. What does the history of ancient mummy have to do with Nyssa?
Zeta Major: A remark made by a past Doctor has a big effect two thousand years later on the empire of Morestra
Fear Of The Dark: 2382: Archaeologists land on Akoshemon's moon, searching for evidence of the planet's infamous past
Snakedance: Tegan is again under the control of the Mara
Goth Opera: Nyssa is attacked by a child when on a holiday. She escapes with two small marks in her neck
Mawdryn Undead: A group of scientists who have achieved immortality seek death
Terminus: The Universe comes close to destruction when a ship's automatic pilot nearly dumps fuel
Enlightenment: Eternals are racing yachts; the winner will achieve enlightenment
The King's Demons: The Master plans to alter the course of history by preventing the Magna Carta from being signed
The Crystal Bucephalus: When dining in a time travelling restaurant, the Doctor and companions are accused of murder
The Five Doctors: All the Doctors are brought together to help, and stop, the President of Gallifrey become immortal

Warriors Of The Deep: Surviving Silurians plan to wipe out humanity by provoking global nuclear war
Deep Blue: The Doctor and his companions hope for a little time off, and arrive near Tayborough Sands, 1970
The Awakening: War game reconstructions have provided the Malus with the psychic energy is needs to reawake
The King Of Terror: At the end of millennium the future of humankind hinges on the activities of a multimedia company
Frontios: The Tractators have been creating tunnels with the aim of turning Frontios into a space vehicle
Resurrection Of The Daleks: The Daleks attempt to rescue Davros from the ship taking him to trial
Lords Of The Storm: The Rutans' and Sontarans' conflict has been long, but one side may have victory within its grasp
Imperial Moon: The year is 1878: Three ships of the British Imperial Spacefleet have just set course for the moon
Phantasmagoria: The TARDIS takes the Doctor and Turlough to London in 1702
Loups-Garoux: Time is running out as the fearsome shadow of an ancient werewolf moves ever closer
Planet Of Fire: The Master has been shrunk after an accident with his tissue compression eliminator
The Ultimate Treasure: The quest for Rovan's hoard: what is it, and why has it remained undiscovered for so long?
Superior Beings: Deep beneath a pleasure-planetoid something is waiting...
Warmonger: A chain of events has been set in motion that will change the Doctor and Peri forever
Red Dawn: Ares One: NASA's first manned mission to the dead planet Mars. But is Mars as dead as it seems?
The Eye Of The Scorpion: Egypt is in mourning. Pharaoh, the great God-King, is dead.
Blood And Hope: The Doctor, Peri and Erimem find themselves in the midst of the American Civil War
The Caves Of Androzani: The TARDIS arrives in the middle of a battle between a military force and rebels
The Sirens Of Time: Gallifrey is in a state of crisis and three incarnations of the Doctor must join together