Date of Birth: March 29th 1955
He is perhaps best known for his roles in the Harry Potter films, Kingdom of Heaven, 28 Days Later..., Braveheart, and The General.
Gleeson was born in Dublin, Ireland. Graduating from University College Dublin, he worked for several years as a secondary school teacher in Belcamp College, in North County Dublin. Gleeson lives in Malahide, Co. Dublin. He and his wife, Mary, have been married since 1982 and have four sons, Domhnall, Fergus, Brían and Ruari. Brendan is also a very talented fiddle player. He is good friends with fellow Irish actors Liam Neeson, Stephen Rea and Cillian Murphy.
Gleeson started acting at the age of 34. He first came to prominence in Ireland for his role as Michael Collins in The Treaty a television film broadcast on RTÉ One, and for which he won a Jacob's Award in 1992.
Gleeson has subsequently acted in more than 30 films including Braveheart, I Went Down, Michael Collins, Gangs of New York, Cold Mountain, 28 Days Later, Troy, Kingdom of Heaven, Artificial Intelligence: AI and The Village. He won critical acclaim for his performance as Irish gangster Martin Cahill in John Boorman's 1998 film The General.
Gleeson frequently appears in the role of mentor or authority figure; he played Hogwarts professor Mad-Eye Moody in the fourth and fifth Harry Potter films, Harry Potter and the Goblet of Fire and Harry Potter and the Order of the Phoenix.
He starred in the short film Six-Shooter in 2006, which won an Academy Award for Best Live Action Short.