With the nation in the full grip of the crisis and experiencing the worst blackout in the history of the UK, Sutherland and his team are forced to work around the clock to restore power. Meanwhile Anna reconnects with Edin, but this dalliance with her past love becomes more dangerous than she anticipates.
Robert Carlyle
Robert Sutherland
Victoria Hamilton
Anna Marshall
David Haig
Archie Glover-Morgan
Marsha Thomason
Francine Bridge
Lucy Cohu
Rachel Sutherland
Alexa Davies
Audrey Hemmings
Holly Cattle
Ellie Sutherland
Edward Bennett
Peter Mott
Lisa Palfrey
Eleanor James
Richard Pepple
Joseph Obasi
Jane Horrocks
Victoria Dalton
Gregg Chillin
Nate Stevens
