Attack of the Giant Leeches is a low-budget 1959 science fiction film from American International Pictures. It was directed by Bernard L. Kowalski and produced by Gene Corman. The screenplay was written by Leo Gordon. The film is in black and white, and runs for 62 minutes. 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.
The film has also been released as Attack of the Blood Leeches, Demons of the Swamp, She Demons of the Swamp, and The Giant Leeches.
Attack of the Giant Leeches
Directed by Bernard L. Kowalski
Produced by Gene Corman, Roger Corman
Written by Leo Gordon
Screenplay by Leo Gordon
Story by Leo Gordon
Starring Ken Clark, Yvette Vickers, Jan Shepard
Music by Alexander Laszlo
Cinematography John M. Nickolaus Jr.
Edited by Carlo Lodato
Production company Balboa Productions
Distributed by American International Pictures
Release dates October 1959
Running time 62 min