Doctor Who

S1 E211963

The Sea of Death

Episode Synopsis

The alien world of Marinus. Perfect peace has reigned here for decades due to the mind-controlling influence of a machine known as the Conscience. But now a race known as the Voord have developed an immunity and Arbitan, keeper of the machine, has been forced to scatter the vital control keys around the planet. Now he needs the help of the time travellers to get them back - it will be an extraordinary journey, with perils every step of the way...

Next Episodes

All Seasons

An Unearthly Child

Episode 1

Doctor Who

The Sea of Death

Episode Synopsis

Next Episodes

An Unearthly Child

The Cave of Skulls

The Forest of Fear

The Firemaker

The Dead Planet

The Survivors

The Escape

The Ambush

The Expedition

The Ordeal

The Rescue

The Edge of Destruction

The Brink of Disaster

The Roof of the World

The Singing Sands

Five Hundred Eyes

The Wall of Lies

Rider from Shang Tu

Mighty Kublai Khan

Assassin at Peking

The Sea of Death

The Velvet Web

The Screaming Jungle

The Snows of Terror

Sentence of Death

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

Hidden Danger

A Race Against Death

Kidnap

A Desperate Venture

A Land of Fear

Guests of Madame Guillotine

A Change of Identity

The Tyrant of France

A Bargain of Necessity

Prisoners of Conciergerie

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A Step Into The Past