Doctor Who episodes broadcast on March 14th
3 episodes were broadcast on March 14th
3 episodes were broadcast on March 14th
The Master is loose on Logopolis and is determined to learn the planet's secret, but there is more at stake.
With the antidote to the plague found, the Silurians retaliate and take over the research centre.
Episode 4 of 7 from Marco Polo
In an effort to divert attention from himself, Tegana encourages Marco to be suspicious of the Doctor.