The Omen is a 1976 supernatural horror film directed by Richard Donner and written by David Seltzer. An international co-production of the United Kingdom and the United States, it stars Gregory Peck, Lee Remick, David Warner, Harvey Spencer Stephens, Billie Whitelaw, Patrick Troughton, Martin Benson, and Leo McKern. The film's plot follows Damien Thorn, a young child replaced at birth by his father, unbeknownst to his wife, after their biological child dies shortly after birth. As a series of mysterious events and violent deaths occur around the family and Damien enters childhood, they come to learn he is in fact the prophesied Antichrist.

Damien Thorn is a fictional character and the primary antagonist of The Omen franchise. He is the Antichrist and the son of the Devil. The character has been portrayed by Harvey Spencer Stephens, Jonathan Scott-Taylor, Sam Neill, Seamus Davey-Fitzpatrick and Bradley James.