Frontier in Space

The Doctor and Jo find themselves in the midst of heightening tensions between the Earth and Draconian Empires, but soon discover that a third party are escalating matters for their own gain.

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The Time Monster

The Master, in the guise of Professor Thascalos, has constructed a device called TOMTIT – Transmission Of Matter Through Interstitial Time – to gain control of Kronos, a creature from outside time. The creature is summoned but proves to be uncontrollable.

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The Sea Devils

The Doctor and Jo visit the Master in his high-security prison on an island off the south coast of England. The governor, Colonel Trenchard, says ships have been disappearing mysteriously at sea. The Doctor discovers that Trenchard and the Master are in league to contact the Sea Devils, a reptilian race in hibernation beneath the sea, who have been awoken by recent work on a sea fort. The Master intends to use his new allies to help him conquer the world.

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The Dæmons

The Doctor and Jo, joined eventually by the Brigadier and UNIT, in Devil’s End, where a mysterious Vicar is trying to summon the Devil.

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