The Baron And Suddenly Youre Dead Steve Forrest, Sue Lloyd, Kay Walsh

Whilst in Switzerland Mannering and Cordelia meet Peter Franklin, an American undercover agent and an old flame of Cordelia. He has stolen a strain of a deadly germ warfare virus from the laboratory where he was secretly working. When he is killed and the virus goes missing, Mannering intends to get to it before Dr. Ingar Sorensen, who developed it and the unscrupulous free agent Holmes.