The Alley Cat is a 1929 British-German silent drama film directed by Hans Steinhoff and starring Mabel Poulton, Jack Trevor and Clifford McLaglen. The film was made as a co-production between the British company British & Foreign and the German Orplid-Film. Its German title was Nachtgestalten. The film was shot in Britain, partly on location around the Docklands in London. Studio shooting took place at the Grunewald Studios in Berlin. It was based on a novel by Anthony Carlyle.