The 1975 World Series DVD is set to come out on Amazon on May 30, 2006. It doesn't say but I'm pretty sure this is every game in its entirety plus other extras. DVD's have already come out for the 2004 Red Sox and it included all playoff games and WS. Should be good. Hope the link works.
http://www.amazon.com/gp/product/B00...v=glance&n=130