A group of American tourists is traveling through Spain when two of them are murdered by a mysterious serial killer who removes an eyeball from every one of its victims. The tour presses on as the murders continue, with the travelers and the police trying to deduce which one of them is the killer.
Eyeball is a 1975 giallo slasher film written and directed by Umberto Lenzi. It was an international co-production between Italy and Spain.
