Guest Stars Steven Miller as Sam Haig Aaron McVeigh as Jasper Stewart Sanjeev Kohli as Martin Fleming Catriona Stirling as DC Wilson Aron Dochard as DC Clark Kal Sabir as DCI Logan Bruce Bobby Rainsbury as Teenage Merritt Patrick Kennedy as Liam Taylor James MacNaughton as Dennis Piper Paddy Towers as Teenage William Ellen Bannerman as Kirsty Atkins Alec Newman as Paul Evans Stuart Bowman as Terry Dundee Lily Knight as Caroline Kerr Fraser Saunders as Harry Jennings Kai Alexander as Teenage Lyle Nolan Willis as Charlie Bell Philip Cairns as Ben (Rachel's Date)
