Gangsters in camera: Exhibition shines a light into London’s criminal underworld

There’s a cast of characters on show at the Leica Gallery that you’d probably hope never to meet – London’s gangster underworld.The photographs were taken by agency and fashion photographer David Hurn, who was originally commissioned by British Elle to photograph a journalist interviewing two well-known villains. The assignment led to something far more unusual. Hurn built a relationship with one of the men and, over the following three years, was granted remarkable acces