When does Survivors return?

Survivors is a British post-apocalyptic fiction television series. It concerns the plight of a group of people who have survived an apocalyptic plague pandemic. The main actors included Carolyn Seymour (Abby), Lucy Fleming (Jenny), Ian McCulloch (Greg), and Denis Lill (Charles) Notable guest stars included Patrick Troughton, Peter Jeffrey, Brian Blessed, George Baker, Philip Madoc, Bryan Pringle, Iain Cuthbertson, Peter Bowles. The majority of the locations for all three series of Survivors were in the Welsh Marches, the counties of Monmouthshire, Shropshire, and Herefordshire.