Interview: ROGER BARTON The legendary greyhound bookmaker and former ‘King of Billingsgate’ talks about his life in betting rings and fish markets. In this candid two part interview with Simon Nott, Roger talks about the betting ring, Billingsgate, doing ‘time’ for firearms offences in his youth. His bad days at the dogs and in the market, cycling, swimming and regrets plus his three rules for life. Meeting Roger Barton.