Arriving on the barren world of Androzani Minor, the Doctor and Peri find themselves embroiled in a long running, literal underground war. At the heart of the conflict is a substance called Spectrox - both valuable and deadly! The Doctor & Peri wind up being poisoned by the material, which is killing them slowly and painfully unless they can find a cure. As the conflict heats up and the situation gets more desperate, the Doctor realises time is running out - both for Peri and himself...

When a mystery illness infects the pigs of a village farmer and a local boy is also taken ill, the villagers try to convince a veterinarian that it is caused by a curse from a woman they believe to be a witch.

全明星阵容为这部1970年翻拍的威廉·莎士比亚经典戏剧增色不少，该剧描绘了尤利乌斯·凯撒在三月十五日遇刺的故事，以及由此引发的暗杀者领导的派系与马克·安东尼领导的派系之间的战争。