Watch Full Movie Online. From the streets of Bristol to the caverns of London and beyond, BanksyDoc finds the truths and explores the impact that the world’s most famous graffiti artist has had on the art world, on the expression of protest and satire, and on the perception of what you can do with a spray can and a stencil. Furthermore, this documentary explores the highly active art collector's world and how the celebrity factor shockingly influences value.