Mystery Crime Drama
Health officials from the World Health Organization link a smallpox outbreak in Europe to oil drilling in the Middle East.
Directed by
Don Chaffey
Written by
Paul Dickinson
Richard Briers
Jamieson
Vincent Ball
Dr. Blake
Honor Blackman
Sister Sheila Bryan
Barbara Hicks
Margery (uncredited)
Carol White
Beryl
Geoffrey Keen
Foster
Alex Nicol
Edward Kennedy
Michael Ripper
Yacht Skipper
Jacqueline Jones
Miss Forsythe (uncredited)
Martin Benson
Rahman
Terry-Thomas
Archibald Bannister
Guy Deghy
Nick Ivanovitch
Clive Morton
Hatfield
Andrew Faulds
Ralph
Eduard Linkers
Linkers
Roland Brand
US Sergeant (uncredited)
Sonja Ziemann
Michele Cooper
Bruce Beeby
Capt. Brook
Julie Alexander
Stewardess
Cyril Wheeler
Stephen Cooper
George Cormack
Henry
Meekah
The Chimp
Hyma Beckley
Party Guest (uncredited)
Claire Collins
Blonde Girl (uncredited)
Victor Harrington
Airline Passenger (uncredited)
Chulam Mohammed
Attaché (uncredited)
Gwenda Ewen
(uncredited)
Pat Roberts
(uncredited)

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