Attack of the Giant Leeches

Attack of the Giant Leeches is a lowbudget 1959 science fiction film from American International Pictures, directed by Bernard L. Kowalski and produced by Gene Corman. The screenplay was written by Leo Gordon. It was one of a spate of monster movies produced during the 1950s in response to cold war fears in the film, a character speculates that the leeches have been mutated to giant size by atomic radiation from nearby Cape Canaveral.

In the Florida Everglades, a pair of largerthanhuman, intelligent leeches are living in an underwater cave. They begin dragging local people down to their cave where they hold them prisoner and slowly drain them of blood.One of the first victims is the local vixen, Liz Walker, played by Yvette Vickers. After a couple of gratuitous displays of flesh Vickers appeared as the centerfold in the July 1959 issue of Playboy, and some running around on her husband Bruno VeSota, Liz finds herself a prisoner of the leeches along with her current paramour. ........

Source: Wikipedia