Sylvia Sidney

Since the sudden and highly suspicious death of his parents, 12-year-old Damien has been in the charge of his wealthy aunt and uncle. Widely feared to be the Antichrist, Damien relentlessly plots to seize control of his uncle's business empire—and the world. Anyone attempting to unravel the secrets of Damien's sinister past or fiendish future meets with a swift and cruel demise.

A fleet of Martian spacecraft surrounds the world's major cities and all of humanity waits to see if the extraterrestrial visitors have, as they claim, "come in peace." U.S. President James Dale receives assurance from science professor Donald Kessler that the Martians' mission is a friendly one. But when a peaceful exchange ends in the total annihilation of the U.S. Congress, military men call for a full-scale nuclear retaliation.

After an untimely death, a newly dead New England couple seek help from a deranged demon exorcist to scare an affluent New York family out of their home.