Neill was born on 14 September 1947 in Omagh, County Tyrone, Northern Ireland, to Priscilla Beatrice (née Ingham) and Dermot Neill. His father, an army officer, was a second-generation New Zealander, while his mother … See more

Neill's first film was a New Zealand television film The City of No (1971). He followed it with a short, The Water Cycle (1972) and the television film Hunt's Duffer (1973). Neill wrote and directed a film for the New Ze… See more

In 1980, Neill met actress Lisa Harrow while filming Omen III: The Final Conflict (1981) and they have a son. Neill subsequently married make-up artist Noriko Watanabe in 1989 and they have one daughter together. He also ad… See more