A Marine Biologist is assigned to investigate the mysterious deaths of some marine life in an inland salt water lake that has been attributed to a creature thought to have been the stuff of a legend.

A California bandito retires, only to find himself against a gang of vengeful vigilantes

Christine Collins is overjoyed when her kidnapped son is brought back home. But when Christine suspects that the boy returned to her isn't her child, the police captain has her committed to an asylum.