Guest Stars Alison O'Donnell as DS 'Tosh' MacIntosh Steven Robertson as DC Sandy Wilson Mark Bonnar as Duncan Hunter Erin Armstrong as Cassie Perez Anne Kidd as Cora McLean Julie Graham as Rhona Kelly Marnie Baxter as Jenny Belshaw Stewart Porter as Sgt Billy McBride Finn Den Hertog as Drew Nina Sosanya as Willow Reeves David Hayman as Joe Dalhousie Clive Russell as Adam Markham Kari Corbett as Evie Watt Steven Cree as John Henderson Alex Norton as Cameron Watt Gerda Stevenson as Maria Markham Neil McKinven as Andy Belshaw Henry Pettigrew as Iain Redford Iain Robertson as Jerry Markham Forbes Masson as Reg Gilbert