• Air date: 28 Oct '16 8 episodes
      Tom Mathias comes to Aberystwyth having abandoned his life in London. He's a brilliant but troubled man. Despite his faults he is an excellent detective, who knows that the key to solving the crime lies not in where you look for truth, but how you look. From the windswept sand dunes of the coastline to the badlands of the hinterland, Y Gwyll is a series of four two-hour stories that are original and local, yet timeless and universal.
  • List of Episodes (8)
    • 1. Episode 1

      28 Oct '16
      The killing of a local minister leads DCI Tom Mathias and DI Mared Rhys to a remote community in the mountains. Confronted by a family in grief and a community in shock, they must tread carefully as they investigate the life and violent death of the troubled victim. As the case continues, DS Sian Owens leads a separate investigation into the recent attack on DCI Mathias; an attack that left his home destroyed and his skull split open. DS Owens' investigation is an unwelcome distraction for
    • 2. Episode 2

      06 Nov '16
      When the body of curator Laura Dean is discovered in a shallow grave in remote woodland, Mathias and his team must delve into the young victim's life to unearth some shocking secrets. Meanwhile, Prosser - still reeling from the death of Iwan Thomas - calls on the help of retired Chief Inspector Robert Owen.
    • 3. Episode 3

      13 Nov '16
      Following a fatal shooting at a remote petrol station, local man Llew Morris is identified as the chief suspect. Determined to find the killer, DCI Mathias and DI Rhys visit the house where Llew grew up and make a gruesome discovery. Tensions escalate when news arrives that Llew's young son has disappeared from his school.
    • 4. Episode 4

      20 Nov '16
      The past comes back to haunt DCI Mathias as he investigates the death of Catrin John, a convicted killer and former resident of the Pontarfynach Children's Home. As the investigation proceeds, Mathias and Mared begin to suspect it might be linked to the death of former police officer Iwan Thomas. However, independent investigator John Powell is on the cusp of ruling Iwan's death as a suicide - could this change things?
    • 5. Episode 5

      27 Nov '16
    • 6. Episode 6

      04 Dec '16
    • 7. Episode 7

      11 Dec '16
    • 8. Episode 8

      18 Dec '16