Amarok is the default audio player for KDE. It can also be installed on Gnome.
#yum installamarok phonon-backend-gstreamer
Audacious is a winamp like audio player
#yum installaudacious audacious-plugins
XMMS is another winamp like audio player. And its one of my favorite. Its better than audacious in my eyes
#yum installxmms xmms-mp3
Banshee allows you to import CDs, sync your music collection to an
iPod, play music directly from an iPod, create playlists with songs from
your library, and create audio and MP3 CDs from your music library.
#yum installbanshee banshee-community-extensions
Video and DVD Playback
VLC player is the best video player for Linux. It is capable of playing almost every video format.
Xine is another video player for Linux. It is very much like vlc player
K9Copy is a free, open source DVD backup and DVD authoring program for Linux
libdvdcss is a free and open source software library for accessing
and unscrambling DVDs encrypted with the Content Scramble System (CSS).
libdvdcss is part of the VideoLAN project and is used by VLC media
player and other DVD player software such as Ogle, xine-based players,