Second Camera Assistant
In most cases, when you first join the camera department, you will be starting as a Second Camera Assistant (2nd A.C.). In Britain, Europe, and Australia, the 2nd A.C. may be called the Clapper/Loader. Sometimes you may start as a Loader, which is very similar to the 2nd A.C. The Loader is primarily responsible for loading and unloading film into the magazines, and filling in all of the paperwork relating to the film stock shot during the production. The Loader rarely leaves the camera truck or loading area. On some occasions, the Loader works alongside the 2nd A.C. on the set to gain further experience. The union entry-level position is that of the Loader.
Many of the job duties of the Loader are the same as for a 2nd ...