Guest Stars Anthony Calf as Deputy Assistant Commissioner Robert Strickland Susan Jameson as Esther Lane Natalie Forbes as Jayne Heather James as Alison Carolyn Allen as Carole David Troughton as Ricky Hanson Noma Dumezweni as Sophie Oyekambi Lynda Bellingham as DS Karen Hardwick Marian McLoughlin as Shirley White John Sessions as Dr. Finlay McKenzie Mark Womack as Ray Monkton Simon Dutton as Duncan Freedman Nick Haverson as Norman MEREDITH BRAUN as Nyreen
