拍戏 is a separable verb (离合词) meaning "to shoot a film" or "to film a scene." The verb 拍 ('to shoot') and the object 戏 ('film/drama') can be separated by measure words or other elements — for example, 拍过一部戏 ('shot one film') and 拍了三场戏 ('shot three scenes'). You cannot put an object between 拍 and 戏 unless you are specifying the type of drama; instead, the word is often used intransitively or with 在…里拍戏.