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