Series 1
A Northern Irish police detective connects a suicide note to an infamous cold case.
James Nesbitt
DCI Tom Brannick
Lisa Dwan
Tori Matthews
Lorcan Cranitch
DCS Jackie Twomey
Charlene McKenna
DS Niamh McGovern
Lola Petticrew
Izzy Brannick
Chris Walley
DC William 'Birdy' Bird
Flora Montgomery
McCallister
Asan N'Jie
Larry
Brenda McNeill
Bomb disposal officer
Nigel Mercier
HMSU Commander
