Jean Steward

Dick and Mandy, a young working class couple, move into a council house in Canterbury, and find Mr. Butcher, one of their former teachers, living next door. Mandy's unmarried sister, Gloria, is constantly dropping in, and will not take any hints that the couple would prefer to be left alone, until her presence finally goads them to action.

While taking in the sights of Paris in 1979, the Doctor and Romana sense that someone is tampering with time. Who is the mysterious Count Scarlioni? Why does he seem to have counterparts scattered through time? And just how many copies of the Mona Lisa did Leonardo da Vinci paint?

The assassination of the would be ruler of Rome at the hands of Brutus and company has tragic consequences for Brutus and the republic.