Then: ‘Philosopher’s Stone’ director Chris Columbus was struggling to find a setting for The Leaky Cauldron when he came upon The Glass House, a Leadenhall Market opticians (a change from ...

Leadenhall Market/Diagon Alley and The Leaky Cauldron Lovely Leadenhall Market was one of the inspirations for Diagon Alley, where Harry shops for his wizardous school supplies in the first book ...

Leadenhall only comes into the picture — according to the market's site — as the entrance to the Leaky Cauldron. At the time of filming, the entrance was an empty storefront, but it is now an ...