Guest Stars Anthony Calf as Deputy Assistant Commissioner Robert Strickland Susan Jameson as Esther Lane Danny Webb as Graham Madeley Reece Shearsmith as Jeremy Kirk Kellie Bright as Sarah Madeley Brigid Zengeni as Georgina Achebe Alison Egan as Sharon Revie George Asprey as Cameron Wyatt Gillian Raine as Harriet Longthorne