Guest Stars Rhiannon May as Cara Connelly Richard Durden as Conor Hodgson Owen McDonnell as Ryan Kelvin Patrick Baladi as Ron Radford Ann Mitchell as Molly Trask Jack Deam as Frank Johnson Keir Charles as Michael Trask Lolly Jones as Laura Jennings Oscar Coleman as Dylan Trask Lucy Sheen as Jessica Walker Caroline Sheen as DI Meredith Hughes Susan McArdle as Donna Johnson Lewis Gribben as Simon Morton Carryl Thomas as Sally Trask Eiden-River Coleman as Toby Trask Redmand Rance as Joe Harris Jack Parr as Sergeant Casey