The top mistakes in M http://www.moviemistakes.com/film4286 en Sat, 05 Jul 2008 05:55:33 +0000 98456 When the camera is tracking in to Peter Lorre whistling in the cafe. In that shot you can see a part of the screen get noticeably darker because the camera is blocking one of the lights. This happens in other scenes, noticeably, when the camera makes shadows.