Guest Stars David McKail as Dr. Mackenzie David Gooderson as Derek Simpkins, Pathologist Paul Moriarty as Sgt. Bill Wells Caroline Harker as WPC Hazel Wallace Stuart Barren as Sgt. Johnnie Johnson Bill Stewart as Sandy Longford Bill Rourke as Sgt. Hanlon Jon Sotherton as DC Mark Howard Lindy Whiteford as Shirley Fisher Ian Driver as DC Jordan Christopher Rickwood as PC Stringer Neil Phillips as DCI Jim Allen Matt Bardock as DC Clive Barnard Rachel Victoria Roberts as Mary-Louise Sion Tudor Owen as Brian Farnham Helen Blatch as Annie Ralph Nossek as Gerald Powell Arbel Jones as Tricia Harding Claire Hackett as Linda Uphill Tim Wylton as Ronald Garwood
