• 
  Rhys Powys

  regizor
• 
  Ed Thomas

  regizor

• 
  Jeff Murphy

  scenarist
• 
  Ed Talfan

  scenarist

• 
  Richard Harrington
• 
  Mali Harries
• 
  Wyn Bowen Harries
• 
  Valmai Jones

• 
  Sioned Dafydd
• 
  Sara Lloyd-Gregory
• 
  Sara Lloyd
• 
  Sara Harris-Davies
• 
  Brychan Llyr
• 
  Celyn Evans
• 
  Charlotte Griffiths

• 
  Gruffudd Glyn
• 
  Gwen Ellis
• 
  Gwyn Elfyn
• 
  Heledd Baskerville
• 
  Hywel Emrys
• 
  Iestyn Jones
• 
  Ifan Huw Dafydd
• 
  Phylip Hughes
• 
  Rhodri Evan
• 
  Rhys Griffiths
• 
  Rhys ap Hywel
• 
  Richard Elis
• 
  Anamaria Marinca

  Meg Mathias
• 
  Aneirin Hughes

   Chief Supt Brian Prosser (12 episodes, 2013-2016)
• 
  Geraint Morgan

   Iwan Thomas (5 episodes, 2013-2016)
• 
  Hannah Daniel

   DS Sian Owen (12 episodes, 2013-2016)
• 
  Alex Harries

   DC Lloyd Ellis (12 episodes, 2013-2016)
• 
  Geraint Lewis

   Dr. Haydn Blake / ... (5 episodes, 2013-2016)
• 
  Llyr Ifans

  Gareth Thomas
• 
  Sian Reese-Williams

  Manon
• 
  Richard Lynch

  Supt John Powell
• 
  William Thomas

  Robert Owen
• 
  Daniel Rochford

  Dean
• 
  Gwenno Hodgkins

  Elen Prosser
• 
  Efa Morris

  Young Alys

• 
  Meinir Stoutt

  producător
• 
  Ed Talfan

  producător
• 
  Richard Stoddard

  imagine
• 
  Ffion Elinor

  costume
• 
  Mali Evans

  montaj
• 
  Martyn Doust

  decoruri