Guest Stars Allison Harding as ACC Leighton William Travis as Sergeant Frank Landry Stephanie Levi-John as Naomi McKeith Orla Charlton as Carla Duffy Paul Mallon as Tim Jones Tim Dutton as DCI Hain Jonathan Harden as Adam Reid Sam Marks as DI Jamie Morrison Kirsten Foster as CSI Christine Bennett Aoibhéann McCann as DC Leah Thompson Jenny Kavanagh as Jenny Rawler Fionn Ó Loingsigh as Curtis Keogh Michael McCloskey-Ooi as Mark Reid