Guest Stars Steven Robertson as DC Sandy Wilson Alison O'Donnell as DI Alison "Tosh" McIntosh Mark Bonnar as Duncan Hunter Anne Kidd as Cora McLean Erin Armstrong as Cassie Perez Julie Graham as Rhona Kelly Stewart Porter as Sgt Billy McBride Finn Den Hertog as Drew Frances Grey as Jess Collins Brian Cox as Magnus Bain Rebecca Benson as Sally Henry Tunji Kasim as Hugo Scott Chris Reilly as Alan Isbister Anthony Flanagan as Ewan Gowan Calder as Solicitor Sophia Carr-Gomm as Catherine Ross Freya Monk as Kitty Collins Jana Reinermann as Gret Matthew Zajac as Alex Henry Cara Kelly as Margaret Henry
