Omen (1976) - Pretty obvious choice, and a great movie overall
Phantasm (1979) - Flying spheres, demonic, shape-shifting undertakers, this one has it all
The Exorcist (1973) - ...'cause it just belongs on the list, I guess
Friday the 13th (1980) - Camp Crystal lake...the beginning of Teh Saga
Friday the 13th part III (1982) - 'cause this is where Jason starts wearing the hockey mask
Friday the 13th part 5 - A New Beginning (1985) - New uses for gardening equipment
Friday the 13th part 10 - Jason X (2001) - Jason in space
Silent Night Deadly Night (1984) - I'm probably one of two people to see this movie.
Army Of Darkness (1992) - Trapped in time. Surrounded by evil. Low on gas. Awesome!
Demon Knight (1995) - Billy Zane is the coolest demon you'll ever see - The Collector
Alien (1979) - Scared teh everloving crap out of me first time I watched it
Jaws (1975) - Double S should'a quit while he was ahead
Evil Dead 2 (1987) - A weekend in a cabin isn't necessarily relaxing
Maniac Cop (1988) - You have the right to remain silent. Forever.
The Midnight Hour (1985) - High school kids raise the dead on Halloween....