KDE's Applications Multimedia Kaffeine
Kaffeine is a media player. What makes it different from the others is its excellent support of digital TV (DVB). Kaffeine has user-friendly interface, so that even first time users can start immediately playing their movies: from DVD (including DVD menus, titles, chapters, etc.), VCD, or a file.
Kaffeine is distributed under the terms of the GNU General Public License (GPL), Version 2.