Seamus Davey-Fitzpatrick (born December 29, 1998) is an American actor. His first film role was as Damien Thorn in the 2006 remake of the thriller The Omen. Description above from the Wikipedia article Seamus Davey-Fitzpatrick licensed under CC-BY-SA, full list of contributors on Wikipedia.
The Omen
(Damien Thorn)
Before Midnight
(Hank)
Pawn Sacrifice
(Teen Bobby Fischer)
Everybody's Fine
(Young Robert)
Northern Borders
(Austin Kittredge III)
The Longest Week
(Young Conrad)
Wish You Well
(Diamond Skinner)
The Dinner
(Rick Lohman)
No Letting Go
(Kyle (14 yrs))
Oh My Captain!
(Andrew)
Moonrise Kingdom
(Roosevelt)
The Key Man
(Sam)
After School
(Jack)
Law & Order: Special Victims Unit
(Tommy Truex)
Law & Order: Special Victims Unit
(Wayne Randolph)
Life on Mars
(Young Colin)
Law & Order: Criminal Intent
(Henry Copeland)
Person of Interest
(Samuel Gates Jr.)
The Black Donnellys
((uncredited))