1. A device ( 1 ) for identifying and/or classifying movement patterns in an image sequence of a surveillance scene comprising a plurality of moving objects, an interface ( 2 ) for recording the image sequence, and a calculation module ( 5 ) for determining an optical flow field ( 10 ) in the surveillance scene by evaluating the image sequence, characterized by an identification module ( 6 ) that is programmed and/or electronically configured such that the optical field and/or subregions thereof are compared to one or more patterns in order to identify the movement pattern in the image sequence.