Doctor Who, Season 21 Episode guide
Mestor plans to use an explosion in space to spread his eggs throughout the universe.
With the help of a corrupt industrialist, Sharaz Jek plots to return himself to power.
On the planet Sarn the truth of Turlough's original exile is revealed.
The Daleks plan to replace the High Council of the Time Lords with duplicates.
Something from Turlough's past is returning to destroy all life on Frontios.
An ancient evil - the Malus - exists within the church at Little Hodcombe.
The Silurians and Sea Devils are provoking a war to leave them sole heirs to the planet...
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