Charles Cirillo

Mae Doyle comes back to her hometown a cynical woman. Her brother Joe fears that his love, fish cannery worker Peggy, may wind up like Mae. Mae marries Jerry and has a baby; she is happy but restless, drawn to Jerry's friend Earl.

A millionaire leads an expedition into a remote jungle to find his wife's long-lost brother, but instead the group finds a mad scientist who has created a fungus monster that feeds on the local inhabitants.