Duval investigates the disappearance of a valuable antibiotic somewhere between New York and the World Health Organization in Sweden.
Gil Winfield
Writer
C.M. Pennington-Richards
Director
Gerry Hambling
Editor
Leonard Fincham
Charles Korvin
Inspector Paul Duval
John Van Eyssen
Captain Flormann
Trevor Reid
Inspector Holt
Lloyd Lamble
Captain Merrick
Dorinda Stevens
Helen
Edwin Richfield
Inspector Jean Mornay
Colin Croft
Pat Adams