A Swiss Bank president hires an American investigator to ferret out a group of blackmailers that have been terrorizing his clients. The investigator (David Janssen) identifies four potential suspects, including the bank vice-president's mistress (Elke Sommer). Ultimately, the investigation leads to the bank paying in uncut diamonds, which results in a dramatic showdown in the snow-covered Alps!
IMDb 5.1/1020241 h 27 min 
