Colm Meaney (born May 30, 1953) is an Irish actor known for his versatile roles in film and television. He is best recognized for playing Miles O'Brien in 'Star Trek: The Next Generation' and 'Star Trek: Deep Space Nine', a role that made him a beloved figure in sci-fi fandom. Meaney's career spans decades, with notable films including 'The Cable Guy', 'Gangs of New York', and 'The Last of the Mohicans'. He also starred as Thomas Durant in the TV series 'Hell on Wheels'. Known for his natural, grounded performances, Meaney often brings humor and humanity to his characters. Born in Dublin, he honed his craft in Irish theatre before moving to the U.S. He has received multiple award nominations, including from the Irish Film and Television Academy, and is regarded as a prominent representative of Irish actors internationally.