A Swiss bank discovers some of its clients are becoming the victim of a brilliant blackmailer. The bank's president contacts David Christopher, a former agent with the U.S. Treasury, to help discover who the blackmailer is and to foil his plot. As Christopher delves into the mystery, he uncovers a complicated web of intrigue, car chases, and shoot-outs that takes all of his wits to unravel.
David Janssen
Senta Berger
John Ireland
John Saxon
Ray Milland
Elke Sommer
Anton Diffring
Arthur Brauss
Inigo Gallo
Curt Lowens
David Hess
Hans-Joerg Bahl
Sheila Ruskin
Irmgard Först
Wilhelm von Homburg