The Swiss Conspiracy (1975)
When a Swiss bank finds that the confidentiality of some of its more vulnerable customers has been compromised, it calls in an American investigator, who soon uncovers a web of deceit and blackmail. With old debts being paid off, his own health is soon in danger. This international thriller has it all: action, intrigue, doublecrosses and a surprise ending that will have you glued to the screen.