Philip Castle is British airbrush artists best known for creating the poster art for the Stanley Kubrick films A Clockwork Orange and Full Metal Jacket. He worked very closely with Kubrick on these projects and the extent of their collaboration shows, as the posters do a great job of capturing the essence of the films. He’s also known for designing some classic album covers for David Bowie, The Rolling Stones and many others. For more about his process check out this article.