The lust for gold and the reading of a will brings eleven visitors to a remote island retreat, but an unseen, seemingly unstoppable evil follows to stalk them one by one. The bodies don't stop dropping until the final shattering conclusion. Who - or what - is the intruder? One thing is for certain: it will not stop until it kills them all.
Chris Robinson
as Mr. Reardon
Mickey Rooney
as Capt. Jenkins
Yvonne De Carlo
as Miss DePriest
Ted Cassidy
as Mr. Peterson
Phyllis Robinson
as Miss Daniels
Robert Leslie
as Mr. Alexander
Patricia Hornung
as Miss Nichols
Buddy Desaro
as Mr. DeSarro
George De Vries
as Mr. Tuttleman
Warren Siciliano
as Mr. Orsatti
John Orchard
as Mr. McGowan
Steven Patrick Alexander
as
