As Leonardo DiCaprio's new film, Inception, is set in a dreamscape, Matthew Sweet asks the actor if he is a Freudian or a Jungian. As part of Radio 4's London season, Matthew Sweet surveys Tower Bridge in cinema, taking in views from The Long Good Friday and the latest Sherlock Holmes movie In a new series, Neil Brand traces the beginnings of genres in silent cinema The BFI want you to search your shed or attic as part of their Most Wanted campaign to find 75 lost British movies.