Episode 4: Part 1 S7E7 - Episode 4: Part 1 2016
The past comes back to haunt DCI Mathias as he investigates the death of convicted killer Catrin John - could her death be linked to that of Iwan Thomas's?
- Released: 2016-12-11
- Runtime: 50 minutes
- Genre:
- Stars: Richard Harrington, Mali Harries, Alex Harries, Hannah Daniel, Aneirin Hughes
- Director: