The Krays is a film based on the lives and crimes of the British gangsters Ronald and Reginald Kray, twins who are often referred to as The Krays and were active in London in the 1960s.
"That order to scatter was as good as a death sentence to those merchant ships. And there isn't one officer or rating who doesn't agree with me." A British Allied convoy designated for the Soviet Union comes under attack from German forces during World War II.
The Doctor and Adric learn from the wizened Keeper of Traken that a great evil has come to his planet in the form of a Melkur - a calcified statue. The Keeper of Traken is nearing the end of his reign and seeks the Doctor's help in preventing the evil from taking control of the bioelectronic source that is the keystone of the Traken Union's civilisation.