Found trivia about the first Damien from IMDB:
http://www.imdb.com/name/nm0827032/bio?ref_=nm_ov_bio_sm
Harvey Stephens was born on November 12, 1970 in England as Harvey Spencer Stephens. He is an actor, known for The Omen (1976), The Omen (2006) and Omenisms (2006). He has been married to Emma since 2002. They have one child.
Parents are Jim and Jackie Stephens.
Had his blonde hair straightened and dyed black to play Damien Thorn.
Employed as a futures trader on the London stock market [April 2002]
Is a property developer in Kent, England. [March 2004]
I was mistaken. I was going from memory.
Jonathan Scott-Taylor is a lawyer in the UK.