Richard Harrington

What if your parent died and you suddenly discovered that everything they'd said about themselves, and about you, was untrue? "Requiem" is part psychological thriller - the story of a young woman, who, in the wake of her mother's death, sets out to learn the truth about herself, even to the point of unravelling her own identity. But it is also a subtle tale of the supernatural that avoids giving easy answers, playing instead on uncertainty, mystery and ambiguity.Writer Kris Mrksa says: "Requiem is the show I've always wanted to make. To be making it with the team at New Pictures, and for the BBC, a network that I so greatly admire, really is a dream come true."Willow Grylls and Charlie Pattinson, Executive Producers for New Pictures, say: "We are delighted to be given the opportunity to work with the brilliant writer Kris Mrska on this bold and distinctive series for BBC One.

The lead character, DCI Tom Mathias (Richard Harrington), is a brilliant but troubled man on the run from his past. Having abandoned his life in London, he finds himself holed up in a caravan overlooking the sea on the outskirts of town - a place filled with secrets as dark and destructive as his own. Together with hometown girl DI Mared Rhys (Mali Harries), he forms an engaging partnership in a thrilling new drama with pace, poetry and scale.

The police force at Holby South is tasked with the toughest job yet. Not only are they fighting the usual crime with drug offenders and gang members, but today they are faced with the threat of terrorism on their own soil. Watch how they handle the intensity in this eight-part BBC series.