When I started Xtheater, there were very few players. The ones that come to mind are xanim and mpegtv. Now there are huge numbers of players available. Being a semi-obsessive media person, I've tried to at least know of, if not test, most of the media players out there. I present here what I know of the players that can work with Linux. I've tried to group the ones I have more positive opinions near the top. Without further ado, here they are:

The Good

The Unknown

The Ugly