Season 15: Episode 4

Season 15: Episode 6

Doctor Who 1963 (1963)

Season 15: Episode 5

The Invisible Enemy (1)

TMDb

Air Date:

2025-12-06

Genre

Drama Action & Adventure Sci-Fi & Fantasy

Release Date

1963

End Date

1989

Episode Description

Deep space, 5000AD. An Earth supply shuttle is infected by a strange sentient space-borne virus, which quickly spreads to the crew of the refuelling station on the moon Titan. Even worse, the Doctor himself falls victim. But why is Leela immune, and what is the virus's ultimate goal?

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Cast

Sylvester McCoy

An Unearthly Child

The Cave of Skulls

The Forest of Fear

The Dead Planet

The Edge of Destruction

The Brink of Disaster

The Roof of the World

Five Hundred Eyes

The Wall of Lies

Rider from Shang Tu

Mighty Kublai Khan

Assassin at Peking

The Sea of Death

The Screaming Jungle

The Snows of Terror

The Keys of Marinus

The Temple of Evil

The Warriors of Death

The Bride of Sacrifice

The Day of Darkness

Strangers in Space

The Unwilling Warriors

A Race Against Death

A Desperate Venture

Guests of Madame Guillotine

A Change of Identity

The Tyrant of France

Prisoners of Conciergerie

Planet of Giants

Dangerous Journey

Day of Reckoning

The End of Tomorrow

The Waking Ally

The Powerful Enemy

The Slave Traders

All Roads Lead to Rome

Escape to Danger

Crater of Needles

The Knight of Jaffa

The Wheel of Fortune

The Dimensions of Time

The Final Phase

The Executioners

The Death of Time

Flight Through Eternity

Journey into Terror

The Death of Doctor Who

The Planet of Decision

The Meddling Monk

A Battle of Wits

The Exploding Planet

Mission to the Unknown

Temple of Secrets

Small Prophet, Quick Return

Horse of Destruction

The Nightmare Begins

Day of Armageddon

Coronas of the Sun

The Feast of Steven

The Abandoned Planet

Destruction of Time

Priest of Death

The Celestial Toyroom

The Hall of Dolls

The Dancing Floor

A Holiday for the Doctor

Don't Shoot the Pianist

The Savages (1)

The Savages (2)

The Savages (3)

The Savages (4)

The War Machines (1)

The War Machines (2)

The War Machines (3)

The War Machines (4)

The Smugglers (1)

The Smugglers (2)

The Smugglers (3)

The Tenth Planet (1)

The Tenth Planet (2)

The Tenth Planet (3)

The Tenth Planet (4)

The Tomb of the Cybermen (1)

The Ice Warriors (2)

The Ice Warriors (4)

The Ice Warriors (5)

The Ice Warriors (6)

The Enemy of the World (1)

The Enemy of the World (2)

The Enemy of the World (3)

The Enemy of the World (4)

The Web of Fear (4)

Fury from the Deep (6)

The Dominators (1)

The Dominators (3)

The Dominators (4)

The Dominators (5)

The Mind Robber (1)

The Mind Robber (2)

The Mind Robber (3)

The Mind Robber (4)

The Mind Robber (5)

The Invasion (1)

The Invasion (2)

The Invasion (3)

The Invasion (5)

The Invasion (6)

The Invasion (7)

The Invasion (8)

The Krotons (1)

The Krotons (2)

The Krotons (3)

The Krotons (4)

The Seeds of Death (1)

The Space Pirates (3)

The War Games (2)

Spearhead from Space (1)

Spearhead from Space (2)

Spearhead from Space (3)

Spearhead from Space (4)

Doctor Who and the Silurians (1)

Doctor Who and the Silurians (2)

Doctor Who and the Silurians (3)

Doctor Who and the Silurians (4)

Doctor Who and the Silurians (5)

Doctor Who and the Silurians (6)

Doctor Who and the Silurians (7)

The Ambassadors of Death (1)

The Ambassadors of Death (2)

The Ambassadors of Death (3)

The Ambassadors of Death (4)

The Ambassadors of Death (5)

The Ambassadors of Death (6)

The Ambassadors of Death (7)

Terror of the Autons (1)

Terror of the Autons (2)

Terror of the Autons (3)

Terror of the Autons (4)

The Mind of Evil (1)

The Mind of Evil (2)

The Mind of Evil (3)

The Mind of Evil (4)

The Mind of Evil (5)

The Mind of Evil (6)

The Claws of Axos (1)

The Claws of Axos (2)

The Claws of Axos (3)

The Claws of Axos (4)

Colony in Space (1)

Colony in Space (2)

Colony in Space (3)

Colony in Space (4)

Colony in Space (5)

Colony in Space (6)

The Dæmons (1)

The Dæmons (2)

The Dæmons (3)

The Dæmons (4)

The Dæmons (5)

Day of the Daleks (1)

Day of the Daleks (2)

Day of the Daleks (3)

Day of the Daleks (4)

The Curse of Peladon (1)

The Curse of Peladon (2)

The Curse of Peladon (3)

The Curse of Peladon (4)

The Sea Devils (1)

The Sea Devils (2)

The Sea Devils (3)

The Sea Devils (4)

The Sea Devils (5)

The Sea Devils (6)

The Mutants (1)

The Mutants (2)

The Mutants (3)

The Mutants (4)

The Mutants (5)

The Mutants (6)

The Time Monster (1)

The Time Monster (2)

The Time Monster (3)

The Time Monster (4)

The Time Monster (5)

The Time Monster (6)

The Three Doctors (1)

The Three Doctors (2)

The Three Doctors (3)

The Three Doctors (4)

Carnival of Monsters (1)

Carnival of Monsters (2)

Carnival of Monsters (3)

Carnival of Monsters (4)

Frontier in Space (1)

Frontier in Space (2)

Frontier in Space (3)

Frontier in Space (4)

Frontier in Space (5)

Frontier in Space (6)

Planet of the Daleks (1)

Planet of the Daleks (2)

Planet of the Daleks (3)

Planet of the Daleks (4)

Planet of the Daleks (5)

Planet of the Daleks (6)

The Green Death (1)

The Green Death (2)

The Green Death (3)

The Green Death (4)

The Green Death (5)

The Green Death (6)

The Time Warrior (1)

The Time Warrior (2)

The Time Warrior (3)

The Time Warrior (4)

Invasion of the Dinosaurs (2)

Invasion of the Dinosaurs (3)

Invasion of the Dinosaurs (4)

Invasion of the Dinosaurs (5)

Invasion of the Dinosaurs (6)

Death to the Daleks (1)

Death to the Daleks (2)

Death to the Daleks (3)

Death to the Daleks (4)

The Monster of Peladon (1)

The Monster of Peladon (2)

The Monster of Peladon (3)

The Monster of Peladon (4)

The Monster of Peladon (5)

The Monster of Peladon (6)

Planet of the Spiders (1)

Planet of the Spiders (2)

Planet of the Spiders (3)

Planet of the Spiders (4)

Planet of the Spiders (5)

Planet of the Spiders (6)

The Ark in Space (1)

The Ark in Space (2)

The Ark in Space (3)

The Ark in Space (4)

The Sontaran Experiment (2)

Genesis of the Daleks (1)

Genesis of the Daleks (2)

Genesis of the Daleks (3)

Genesis of the Daleks (4)

Genesis of the Daleks (5)

Genesis of the Daleks (6)

Revenge of the Cybermen (1)

Revenge of the Cybermen (2)

Revenge of the Cybermen (3)

Revenge of the Cybermen (4)

Terror of the Zygons (1)

Terror of the Zygons (2)

Terror of the Zygons (3)

Terror of the Zygons (4)

Planet of Evil (2)

Planet of Evil (3)

Planet of Evil (4)

Pyramids of Mars (1)

Pyramids of Mars (2)

Pyramids of Mars (3)

Pyramids of Mars (4)

The Android Invasion (1)

The Android Invasion (2)

The Android Invasion (3)

The Android Invasion (4)

The Brain of Morbius (1)

The Brain of Morbius (2)

The Brain of Morbius (3)

The Brain of Morbius (4)

The Seeds of Doom (2)

The Seeds of Doom (3)

The Seeds of Doom (4)

The Seeds of Doom (5)

The Seeds of Doom (6)

The Masque of Mandragora (1)

The Masque of Mandragora (2)

The Masque of Mandragora (3)

The Masque of Mandragora (4)

The Hand of Fear (1)

The Hand of Fear (2)

The Hand of Fear (3)

The Hand of Fear (4)

The Deadly Assassin (1)

The Deadly Assassin (3)

The Deadly Assassin (4)

The Face of Evil (1)

The Face of Evil (2)

The Face of Evil (3)

The Face of Evil (4)

The Robots of Death (1)

The Robots of Death (2)

The Robots of Death (3)

The Robots of Death (4)

The Talons of Weng-Chiang (1)

The Talons of Weng-Chiang (2)

The Talons of Weng-Chiang (3)

The Talons of Weng-Chiang (4)

The Talons of Weng-Chiang (6)

Horror of Fang Rock (1)

Horror of Fang Rock (2)

Horror of Fang Rock (3)

Horror of Fang Rock (4)

The Invisible Enemy (1)

The Invisible Enemy (2)

The Invisible Enemy (3)

The Invisible Enemy (4)

Image of the Fendahl (1)

Image of the Fendahl (3)

Image of the Fendahl (4)

The Sun Makers (1)

The Sun Makers (2)

The Sun Makers (3)

The Sun Makers (4)

The Invasion of Time (1)

The Invasion of Time (2)

The Invasion of Time (3)

The Invasion of Time (4)

The Invasion of Time (6)

The Ribos Operation (1)

The Ribos Operation (2)

The Ribos Operation (3)

The Ribos Operation (4)

The Pirate Planet (1)

The Pirate Planet (2)

The Pirate Planet (3)

The Pirate Planet (4)

The Stones of Blood (1)

The Stones of Blood (2)

The Stones of Blood (3)

The Stones of Blood (4)

The Androids of Tara (1)

The Androids of Tara (2)

The Androids of Tara (4)

The Power of Kroll (1)

The Power of Kroll (2)

The Power of Kroll (3)

The Power of Kroll (4)

The Armageddon Factor (1)

The Armageddon Factor (2)

The Armageddon Factor (3)

The Armageddon Factor (4)

The Armageddon Factor (5)

The Armageddon Factor (6)

Destiny of the Daleks (1)

Destiny of the Daleks (2)

Destiny of the Daleks (3)

Destiny of the Daleks (4)

City of Death (2)

City of Death (3)

City of Death (4)

The Creature from the Pit (1)

The Creature from the Pit (2)

The Creature from the Pit (3)

The Creature from the Pit (4)

Nightmare of Eden (1)

Nightmare of Eden (2)

Nightmare of Eden (3)

Nightmare of Eden (4)

The Horns of Nimon (1)

The Horns of Nimon (2)

The Horns of Nimon (3)

The Horns of Nimon (4)

The Leisure Hive (2)

The Leisure Hive (3)

The Leisure Hive (4)

Full Circle (1)

Full Circle (2)

Full Circle (3)

Full Circle (4)

State of Decay (1)

State of Decay (2)

State of Decay (4)

Warriors' Gate (1)

Warriors' Gate (2)

Warriors' Gate (3)

Warriors' Gate (4)

The Keeper of Traken (1)

The Keeper of Traken (2)

The Keeper of Traken (3)

The Keeper of Traken (4)

Castrovalva (1)

Castrovalva (3)

Castrovalva (4)

Four to Doomsday (1)

Four to Doomsday (2)

Four to Doomsday (3)

Four to Doomsday (4)

The Visitation (1)

The Visitation (2)

The Visitation (3)

Black Orchid (1)

Black Orchid (2)

Time-Flight (1)

Time-Flight (2)

Time-Flight (3)

Time-Flight (4)

Arc of Infinity (1)

Arc of Infinity (2)

Arc of Infinity (3)

Arc of Infinity (4)

Mawdryn Undead (1)

Mawdryn Undead (2)

Mawdryn Undead (3)

Mawdryn Undead (4)

Enlightenment (1)

Enlightenment (2)

Enlightenment (3)

Enlightenment (4)

The King's Demons (1)

Warriors of the Deep (1)

Warriors of the Deep (2)

Warriors of the Deep (3)

Warriors of the Deep (4)

The Awakening (1)

The Awakening (2)

Resurrection of the Daleks (1)

Resurrection of the Daleks (2)

Planet of Fire (1)

Planet of Fire (2)

Planet of Fire (4)

The Caves of Androzani (1)

The Caves of Androzani (2)

The Caves of Androzani (3)

The Caves of Androzani (4)

The Twin Dilemma (1)

The Twin Dilemma (2)

Attack of the Cybermen (1)

Attack of the Cybermen (2)

Vengeance on Varos (1)

Vengeance on Varos (2)

The Mark of the Rani (1)

The Mark of the Rani (2)

The Two Doctors (1)

The Two Doctors (3)

Revelation of the Daleks (1)

Revelation of the Daleks (2)

The Trial of a Time Lord: Part 1

The Trial of a Time Lord: Part 2

The Trial of a Time Lord: Part 3

The Trial of a Time Lord: Part 4

The Trial of a Time Lord: Part 5

The Trial of a Time Lord: Part 6

The Trial of a Time Lord: Part 7

The Trial of a Time Lord: Part 8

The Trial of a Time Lord: Part 9

The Trial of a Time Lord: Part 11

The Trial of a Time Lord: Part 12

The Trial of a Time Lord: Part 13

The Trial of a Time Lord: Part 14

Time and the Rani (1)

Time and the Rani (2)

Time and the Rani (3)

Time and the Rani (4)

Paradise Towers (1)

Paradise Towers (2)

Paradise Towers (3)

Paradise Towers (4)

Delta and the Bannermen (2)

Delta and the Bannermen (3)

Remembrance of the Daleks (1)

Remembrance of the Daleks (2)

Remembrance of the Daleks (3)

Remembrance of the Daleks (4)

The Happiness Patrol (1)

The Happiness Patrol (2)

The Happiness Patrol (3)

Silver Nemesis (1)

Silver Nemesis (3)

The Greatest Show in the Galaxy (1)

The Greatest Show in the Galaxy (2)

The Greatest Show in the Galaxy (3)

The Greatest Show in the Galaxy (4)

Battlefield (1)

Battlefield (2)

Battlefield (3)

Battlefield (4)

Ghost Light (1)

Ghost Light (2)

Ghost Light (3)

The Curse of Fenric (2)

The Curse of Fenric (3)

The Curse of Fenric (4)

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