A control method and apparatus for displaying moving pictures are disclosed, which make it possible to significantly reduce a side effect occurring when watching a 3D moving picture, in particular, a side effect such headache, nausea or dizziness generally occurring when a watcher watches a 3D moving picture while a watcher watches an excellent 3D moving picture. The method for displaying moving pictures comprises a step for receiving a data source containing a moving picture, a variable filtering information of the moving picture which is in time-sync with the moving picture and controls the fatigue that a user feels in the course of watching moving pictures, and a filter mask image code; a step for filtering the moving pictures with respect to the section in which the filtering is set depending on the variable filtering information and the filter mask image; and a step for outputting the filtered moving pictures.