I'm not aware of a complete list of commentaries that are not on dvd, I've tried to make something using Yahoo Tubes to parse info from IMDB but it looks like it will have to be a manual affair. This is from 2003 but I found some stuff here:

http://www.hometheaterforum.com/htf/showthread.php?t=141534

My copy of Carrie Criterion should be here today or tomorrow, though I do not have anyway of transferring the unmatted video I can capture the audio. If you know of an R1 you want me to pick up the LD for next meedermow let me know. BTW looks like we got number 63 on that list =)