FLV Direct Player
FLV Player can be used with a variety of media formats, including MPEG-4 and Flash Video (swf, flv) meaning that you can download and play content from most video sites on the web, including YouTube.
With its resizable window, full-screen playback options and customized video search engine, FLV Player is the most user friendly player of its kind.
FLV Player at just 2.12 Mb, it makes for a quick, hassle free download.
Unlike other Flash Video players available online, which charge all sorts of download fees, FLV Player is 100% free!