An official with the World Health Organisation tries to track down the source of a smallpox outbreak.

Starring:
Terry-Thomas
Sonja Ziemann
Alex Nicol
Richard Briers
Honor Blackman
Carol White
Guy Deghy
Clive Morton
Martin Benson
Geoffrey Keen
Eduard Linkers
Vincent Ball
Michael Ripper
Cyril Wheeler

One DVD.
£3.99