Ashley Jensen DI Ruth Calder Actor Alison O'Donnell DI 'Tosh' McIntosh Actor Steven Robertson DC Sandy Wilson Actor Lewis Howden Sgt Billy McCabe Actor Angus Miller Donnie Russell Actor Steven Miller Rev Alan Calder Actor Stuart Campbell Malcolm Kidd Actor Robert Jack Ian Bett Actor Sarah MacGillivray Annie Bett Actor Vincent Regan John Harris Actor Ian Hart Euan Rossi Actor Richard Thomson Frank Kirk Actor Gemma McElhinney Joni Connal Actor Nalini Chetty Tara Kirk Actor Tibu Fortes Harry Lamont Actor Macleod Stephen Fergus Harris Actor Ross Anderson Patrick Harris Actor Christina Gordon Eleanor Douglas Actor Liz Ewing Ailsa Forbes Actor Andrew John Tait Michael Stack Actor Jimmy Yuill Angus Wallace Actor Harry Ward Hector Fulton Actor Conor McCarry PC Alex Grant Actor Eubha Akilade PC Lorna Burns Actor Paul Logue Writer, Executive Producer Kate Bartlett Executive Producer Gaynor Holmes Executive Producer Denise Paul Executive Producer Louise V Say Producer Andrew Cumming Director