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
as Francis Coplan
Margaret Lee
as Mara / Eva
Klaus Kinski
as Theler
Jean Servais
as Saroghu
Jean Topart
as Lieutenant Sakki
Bernard Blier
as Marscar
Hans Meyer
as Hugo
Nanna Michael
as Yasmine
Marcella Saint-Amant
as Yasmine
Roger Lumont
as Le glouton
Roberto
as Le nain / Dwarf
Agatha Alma
as Faith
