Guest Stars Simon Hubbard as PC Taylor Don Gallagher as Dr. Bob Anderton Nick Hendrix as Anthony Baugh James Norton as James Blackstone Christopher Fairbank as Billy Mallam Geraldine Somerville as Alethea Blackstone Roger Lloyd Pack as Hector Blackstone Ebony Buckle as Ellen Mallam Alex Childs as Ms. Acklington Chris Brailsford as Asst. Chief Constable Gordon Fred Pearson as Caretaker Nicholas Lumley as Dr. Arnold Bev Fox as Woman