SurvivorsSeries 3Episode 12: PowerBBC Duration: 49 minutesFirst broadcast: Wed 8th Jun 1977, 20:10 on BBC One WestLatest broadcast: Wed 8th Jun 1977, 20:10 on BBC One WalesDrama set among the survivors of a deadly global epidemic. Alec awakes to the sound of a steam train whistle and thinks Jenny may be on board.GenresDramaWar & DisasterBrandSurvivorsSeriesSurvivors: Series 3 Source: BBC Online