Based on the classic horror movie The Omen (1976), and the life of Damien Thorn after finding out he is the Antichrist.
Ignores the events of Damien: Omen II (1978), The Final Conflict (1981) and Omen IV: The Awakening (1991), and continues after the first film.
Although it was released quite recently after The Omen (2006) starring Liev Schreiber, this series follows the story and the cast of The Omen (1976).
The series was released celebrating the fortieth anniversary of the first film.
Gregory Peck is seen in flashback sequences as Robert Thorn, Damien's father, in archive footage from The Omen (1976).