IRISH COMEDIAN Dara Ó Briain has been announced as the host for a brand new TV quiz show with a breathtaking cash prize up for grabs. A one-million-pound jackpot is up for grabs in Channel 4’s newest quiz, One & Six Zeros, which will kick off with a six-episode series in which teams of three players start with £1,000,000 and must answer seven general knowledge questions correctly to keep the jackpot intact.