Survivors
From SVR Wiki
Survivors was a BBC Sci-Fi drama series created by Terry Nation (better known as creator of the Daleks). It ran between 1975 and 1977, and was set in a post-apocalyptic world where most of the population of the planet has been killed by an accidentally released plague[1]. Series 3 featured the SVRSevern Valley Railway, including Highley Station and Signal Box[2].