Alison O'Donnell DS Alison `Tosh' McIntosh Actor Steven Robertson PC Sandy Wilson Actor Ashley Jensen DI Ruth Calder Actor Lewis Howden Sgt Billy McCabe Actor Steven Miller Rev. Alan Calder Actor Greg McHugh Colin Waite Actor Clive Russell Arthur Mair Actor Stuart Townsend Ed Tulloch Actor Louise Brealey Isobel Jameson Actor Joanne Thomson Amy Shannon Actor Niall Macgregor Tom Jameson Actor Isla Mercer Young Stevie Shannon Actor Rebecca Martin Young Amy Shannon Actor Saul Davidson Stuart Guthrie Actor Adam Rhazali Will Louden Actor Ian Bustard Jacob Baker Actor Samuel Anderson Matt Blake Actor Conor McCarry PC Alex Grant Actor Lewis MacDougall Ethan Stone Actor Rosalind Sydney Margaret Stone Actor Frances Grey Gina Powell Actor Adam McNamara Lewis Mitchell Actor Molly Innes Sheila Actor Leigh Biagi Morag McCabe Actor Lila Rose Jess Jameson Actor Kevan MacKenzie James Innes Actor Paul Logue Writer, Executive Producer Denise Paul Writer, Executive Producer Louise V Say Producer Ruth Carney Director Kate Bartlett Executive Producer Gaynor Holmes Executive Producer