Rock and Dr. Andrea travel up the Amazon to find out why the plantation workers have left their work in panic, allegedly because of attacks from Curucu, a monster who…

A party of explorers in the Amazon jungle are captured by a tribe of women, and learn that they are to be used as the tribe’s “love slaves.”

The owner of a plantation in the jungle marries a beautiful woman. Shortly afterward, he is plagued by a strange voodoo curse which transforms him into a gorilla. But is…

The Office of Scientific Investigations tracks down the source of increased magnetism and radioactivity in Los Angeles, and discovers that a man-made isotope is consuming available energy from nearby mass…