Dermot O'Neill: Dermot O'Neill. Actor: Mrs. Brown's Boys: The Original Series. Dermot O'Neill is known for Mrs. Brown's Boys: The Original Series (2002), Mrs. Brown's Boys D'Movie (2014) and Mrs. Brown's Boys (2011).
Known For: Mrs. Brown's Boys: The Original Series (Grandad Brown), Mrs. Brown's Boys D'Movie (Grandad Brown), Mrs. Brown's Boys (Grandad BrownGrandad), Mrs. Brown's Boys Live Tour: Good Mourning Mrs. Brown (Grandad Brown)