Tracks: Series 1 and 2

'One of the best dramas - on television or radio - currently on offer' Radio Times 'The most brilliant drama' and 'really, really well produced' Dolly Alderton'instantly compelling' The GuardianTracksA plane crash. A dead father.A buried secret.A passenger with a missing heart.When Dr Helen Ash witnesses the brutal and disturbing crash of the plane that is carrying her father, the incident sets her on an investigation into a dark conspiracy. Florian Chauvin was flying to Wales to tell his daughter something important, but his plane fell out of the sky. In the aftermath of the crash, Helen discovers that one of the passengers doesn't seem to have a heart.What was Florian coming to tell Helen? Who was he travelling with? And why did his plane crash?A major conspiracy thriller about life, death and the human brain, starring Romola Garai. Tracks became the most successful drama series launched by Radio 4 in 2016.Tracks: StrataSnowdonia, 1980.It's the dawn of a new decade and the future is coming.But in the wilds of Snowdonia, the ancient history of the landscape is hard to escape.Rachel Turner is looking for fossils with her four year-old son, Joe. But when a freak earthquake shakes the land beneath their feet, Joe vanishes. With the help of two locals, Rachel embarks on a desperate search to find her son. But as darkness descends, the secrets hidden in the ancient forests of the mountain are uncovered.A prequel to the first series, Series 2 is set 36 years before the events that rocked the life of Helen Ash.Cast of TracksHelen....................Romola GaraiFreddy...................Jonathan ForbesMichael..................Alex BeckettRosie....................Susan JamesonFlorian...................Sean BakerK...........................Rafay AsfiFisker Lee..............Kenneth CranhamOther parts played by Suzanne Packer, Richard Nichols, Caroline Berry, Alexandria Riley, Matthew Gravelle, Claire Cage, Richard Mitchley, Pauline McLynn, Paul Courtenay Hyu, Leo Wan, Ruth Lloyd, Tristan Sturrock, Jaimi Barbakoff, John Norton, Paul Copley, Rhodri Meilir, Sam Rix, Nabil Elouahabi, Liz Sutherland and Matilda le Fleming.Written by Matthew BroughtonDirected by James Robinson, Helen Perry and Abigail le Fleming. Original music by Stu BarkerA BBC Cymru Wales ProductionCast of Tracks: StrataRachel ..................Fiona O'ShaughnessyIfan........................Kai OwenSam......................Robert PughAfa........................Betsan LlwydCharlotte................Shelly ReesRonny.....................Dafydd EmyrWritten by Matthew BroughtonDirected by James RobinsonA BBC Cymru Wales Production