Noble-born cad Denis (Stapley) has been tricked into a forced stay at the eerie manor of the Sire de Maletroit (Laughton), an evil madman who can't get over the death…

At Rio Galdez's remote Brazilian trading post live assorted outcast Americans and Europeans, including Jerry Russell, ex-engineer who became obsessed with the Jivaro headhunters' treasure, quit his job, and took…