A crusty recluse on a Caribbean island who is dedicated to destroying sharks gets involved in a hunt for buried treasure.
Franco Nero
as Mike di Donato
Michael Forest
as Donovan (as Mike Forrest)
Patricia Rivera
as Juanita
Jorge Luke
as Acapulco
Enzo G. Castellari
as Il killer (as E. Girolami)
Rocco Lerro
as Il picchiatore
Mirta Miller
as Rosy
Eduardo Fajardo
as Il capitano Gómez
Werner Pochath
as Ramon (as Werner Pochat)
Nick Alexander
as Il killer (voice) (uncredited)
Larry Dolgin
as Acapulco / Donovan (voice) (uncredited)
Steven Luotto
as Waiter (voice) (uncredited)
