Guest Stars David McKail as Dr. Mackenzie Paul Moriarty as Sgt. Bill Wells Caroline Harker as WPC Hazel Wallace Bill Stewart as Sandy Longford Stuart Barren as Sgt. Johnnie Johnson Bill Rourke as Sgt. Hanlon Jon Sotherton as DC Mark Howard Ian Driver as DC Jordan Neil Phillips as DCI Jim Allen Christopher Rickwood as PC Stringer David Killick as Pathologist Ben Daniels as Roger Massie Sue Johnston as Phyllis Bowman Vincent Regan as PC Shelby Rowena King as Julia King Jane Hazlegrove as Maureen Shelby George Anton as DC Webster Dominique Barnes as Sophie Caroline Paterson as Diana Webster Norma West as Stella Massie Douglas McFerran as Ronnie Eustace Tony Armatrading as Leslie Russell
