Guest Stars Alun Armstrong as Det Supt Frank Burroughs Keith Barron as Cmdr Jack Bentham Guy Williams as Laurence Payne Keith Allen as Det Supt Alan Horsefell Gillian Eaton as Maureen Fry Richard Lynch as PC Peters Martin Troakes as Chief Superintendent Jones Roger Brierley as Julian Brind Derek Hutchinson as Sgt. Keeper Dudley Sutton as Deputy Commissioner Sir Harry Streeter Robert Blythe as Chief Inspector Price Tom Marshall as Det Insp Bill Senior Mike Hayward as Supt Williams Shirley King as Muriel Dumont (PCA) David Ryall as Sir Cyril Llewellyn (DPP) Brinley Jenkins as Chief Constable Maurice Probert Clyde Pollitt as Dep Chief Constable Donald Preece Alan Devlin as Sir Rex Ferriday (MI6) Jenny Downham as Jane Whitehouse Ian Rowlands as PC Pratley
