Mark O'Halloran is one of Ireland's leading actors and writers. His screenplays include Adam & Paul and Garage. He has also written a television series, Prosperity. Plays include The Head of Red O'Brien and Mary Motorhead. Trade, which premiered at the 2011 Dublin International Theatre Festival, won the Irish Times Irish Theatre Award for Best Play of 2011 as well as the Irish Playwrights and Screenwriters Guild Zebbie award for best new play. Mark has been nominated for numerous other awards, including a European Film Award for the screenplay of Adam & Paul, Irish Film and Television Awards where he won for both 'best screenplay' and 'best TV writer' 2007. He also won the London Evening Standard award for Best Screenplay in 2005.