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