Willis-Sopwoth, a top pharmaceutical firm, is being drained by cheap imitations of its products in foreign markets. The death of a member of staff while investigating the fraud brings Steed and Cathy face to face with a deadly artist and a plot to poison children.
Elenco:
Patrick Macnee
,
Honor Blackman
,
Diana Rigg
,
Linda Thorson
,
Ian Hendry
.