Has a son, Jack Daniel, born 1989; and a daughter, Romy Marion, born 1992.
Started acting at the age of 29 and he went to America for the first time when he was 37.
Before becoming an actor, he was an archaelogist, a schoolteacher, a short-order cook, and a bullfighter.
In a November 1999 interview with the New York Post, he claimed to have been molested by his Latin teacher while at an English seminary preparing for priesthood.
He went from a priest in Stigmata (1999) to Satan in End of Days (1999).
Educated by the Christian Brothers in Dublin.
Autobiography titled "Pictures in My Head"
Was nominated for Broadway's 2000 Tony Award as Best Actor (Play) for a revival of Eugene O'Neill's "A Moon for the Misbegotten."