THE identity of the Deal Or No Deal Banker is the best kept secret since the Lucy Beale murder mystery — but the truth is finally out. Glenn Hugill is an English television presenter and producer. He is best known for playing policeman Alan McKenna in Coronation Street during the s, presenting The Mole and as the executive producer of Deal or No Deal. this new show and The Banker behind Deal or No Deal Metro also describes this as " a little. ONE of the biggest secrets in TV game shows has been revealed after 10 years - the identity of the Deal Or No Deal Banker.