Guest Stars Jack Deam as DC Ken Blackstone Danny Rahim as DC Tariq Lang Keith Barron as Arthur Banks Edward MacLiam as David Hornby Matt Lanigan as Michael Morton Tanya Fear as Melanie Thomas Cal MacAninch as DS Martin Hexton Natasha Little as Elaine Foster Richie Campbell as Liam Fallon Nicholas Gleaves as Gerald Foster Mark Letheren as Matthew Tate Amber Batty as Sarah Tate James Bloor as Spencer Foster Alan Cooke as DCI Denmoor Matthew Bates as Solicitor