Guest Stars Cheryl Hall as Sadie Robin Griffith as Det. Con. Janes Antony Viccars as Mr. Green John Burgess as Chalky White Bhasker Patel as Pharmacist Ian Brimble as Buyer Sean McCabe as Bag Snatcher Beryl King as Tea Lady Imogen Claire as Miss Marsh Leonard Kavanagh as Dr. Riley Edna Doré as Mrs. White Kristyna K'Ashvili as Pharmacist's Assistant Roy Heather as George Frank Coda as Thames P.C. Barbara Ashcroft as Receptionist Lee Trevorrow as Neighbour Val Penny as Mrs. Jones Jon Sloane as Suspect Marc Gebhard as Suspect Ian Halcrow as Bag Snatcher Diana Ricardo as Mrs. Bregman Maria Koripas as Factory Girl Eileen Fletcher as Tearful Madge Charlie Dean as Computer Operator Caroline Dorian as Job Applicant Nicky Furre as Factory Girl Adam French as Office Boy Roger Watkins as Archie Stokes Eddie Tagoe as Lost Motorist Anthony Bailey as Det. Insp. Gordon Joy Lemoine as Hospital Doctor Joy Graham as Canteen Lady Edward Evans as Mr. King Desmond Askew as Boy on Bike John Pine as Richard Henshaw Peter Turner as Suspect Don Fellows as Mr. Bregman Timothy Block as Det. Sgt. Duffy
