A serpent, created by radioactivity, threatens a Spanish coastal town.
Timothy Bottoms
as Pedro Fontán
Taryn Power
as Margaret
Jared Martin
as First Mate Lemaris
Ray Milland
as Professor Timothy Wallace
Gérard Tichy
as
Carole James
as Jill
Jack Taylor
as Hospital Killer
León Klimovsky
as Dr. Moore
Charly Bravo
as
Víctor Israel
as Porto, Night Watchman
Pilar Alcón
as Nurse (as Diana Eagle)
José Canalejas
as
