Wuchak
Rural Southern California horror with Jack Palance and Martin Landau
Two teen couples in SoCal go out to a remote lake for some summer fun, but experience something horrific. The only people who believe their story are two local old men that arent quite right in the head (Jack Palance and Martin Landau). Christopher S. Nelson and Tarah Nutter play the two protagonists.
"Without Warning" (1980) is an obscure horror flick that obviously influenced Predator (1987). Although Predator is technically the better film, I prefer this more modest production. It works up some quality spookiness along with an air of paranoia.
As far as its f/x concepts go, it borrows from Star Treks Operation - Annihilate (1967) and The Corbomite Maneu...