Quist's authority is questioned from all directions, and Ridge does some quiet investigations into hybrid science in Norwich.
Guest Stars:
Joby Blanshard, Vivien Sherrard, John Nolan, Edward Underdown, Donald Morley
Ridge and Hardcastle are sent on what seems a simple enough assignment, but stumble onto a major government cover up in an abandoned English manor.
Guest Stars:
John Nolan, Geoffrey Palmer, Michael Elwyn, Peter Welch, Anthony Sagar
Doomwatch become involved with the inhabitants of a small, secluded island who have been forced to leave for the English mainland and are struggling to survive.
Guest Stars:
Joby Blanshard, Shelagh Fraser, George A. Cooper, George Waring, David Buck
A deadly new strain of typhoid is sweeping through local schools. There is a treatment, though, and the team at Doomwatch endorse this in spite of its side effects.
Guest Stars:
Joby Blanshard, Vivien Sherrard, Freda Dowie, Anthony Ainley, Michael Culver
The Doomwatch team investigates the myth about the XYY chromosome after a schoolboy is expelled for possessing it.
Guest Stars:
Vivien Sherrard, John Nolan, Olaf Pooley, Colin Jeavons, Jean Trend
A computer oversees the wellbeing of patients at a local hospital. The Doomwatch team look into whether it is saving patients or if something more sinister is afoot.
Guest Stars:
Joby Blanshard, Vivien Sherrard, John Nolan, James Maxwell, Jean Trend
After a long-haul flight Dr Quist's reputation is put seriously in doubt when he arrives drunk to a meeting with the Prime Minister. Is it a simple case of jet-lag, or sabotage?
Guest Stars:
Joby Blanshard, John Nolan, Desmond Llewelyn, Michael Elwyn, John Quarmby
The Doomwatch team investigate the mysterious outbreak of a deadly subtropical disease which somehow has cropped up on an isolated island off the coast of the UK.
Guest Stars:
Joby Blanshard, Vivien Sherrard, John Nolan, John Savident, Michael Elwyn
The death of a young man off the Scottish coast leads to the Doomwatch team investigating a cover up in the case of a sunken ship, and the discovery of a revolutionary life-changing science.
Guest Stars:
Joby Blanshard, Vivien Sherrard, John Nolan, Jean Trend, Joseph Greig
The government wants direction for the possible construction of more high-rise apartment buildings. Fay Chantry is asked to live in one and supply a report based on her experiences.
Guest Stars:
Patrick Godfrey, Talfryn Thomas, Philip Bond, Jean Trend, Roddy McMillan
An inquest is held into the death of a local girl from rabies. How was she infected? A local woman thinks she knows, and she doesn't believe dogs are involved.
Guest Stars:
John Nolan, Judith Furse, Frederick Hall, Frederick Treves, Robert Cawdron
A powerful antidote formula has been stolen near a school full of gifted boys. Are they responsible, and is computer technology somehow to blame?
Guest Stars:
Joby Blanshard, John Nolan, Noel Johnson, Jean Trend, Irene Prador