Free-lance undercover agent Coplan receives a phone call from an old girlfriend in Turkey. The panic-stricken woman gives sketchy details of a plot that threatens world security. When Coplan arrives, he is told the woman has been killed, and the trail of the murderer leads to her mad-scientist brother.
Claudio Brook
Francis Coplan
Margaret Lee
Mara / Eva
Klaus Kinski
Theler
Jean Servais
Saroghu
Jean Topart
Lieutenant Sakki
Bernard Blier
Marscar
Hans Meyer
Hugo
Nanna Michael
Yasmine
