Christopher O'Dowd (born 9 October 1979) is an Irish actor, best known for his television roles such as Miles Daly in the Epix comedy series Get Shorty and Roy Trenneman in the Channel 4 comedy The IT Crowd. O'Dowd created and starred in the Sky 1 television series Moone Boy, which aired between 2012 and 2015, earning O'Dowd Irish Film and Television Award nominations in acting, writing and directing. He had a recurring role on the comedy-drama series Girls.
O'Dowd is also known for his film roles, including Bridesmaids (2011), This Is 40 (2012), The Sapphires (2012), Thor: The Dark World (2013), Calvary (2014), and St. Vincent (2014). He made his Broadway debut in the play adaptation of Of Mice and Men in 2014, for which he was nominated for a Tony Award.