Zune only supports the follow video formats:
Windows Media Video (.wmv)
MPEG4 video (m4v, .mp4, or .mov)
H.264 video (.m4v, .mp4, or .mov)
First ,you need dvd converter to help you to convert your movies to to Zune WMV, MP4, MPEG4 video files.
I recommend you to use iskysoft dvd ripper.iSkysoft DVD Ripper can rip DVD to a wide variety of video files and convert DVD audio to different audio files. You can download from
http://www.iskysoft.com/dvd-ripper-windows.html And then,You need the zune softeare to help you transfer wmv video to zune player. If you don't know
how to do that, follow these steps
1. install zune software, you can download it from here for free
http://www.zune.net2. plug in your zune player to computer
3. drag the wmv video to zune library
4. click "start sync" to sync your zune. OK.