talks and discussions on video
A search on youtube will bring up many talks and dialogues by Krishnamurti concerned with meditation
Some dialogues in particular:
JK talks about insight meditation (vipassana) with the buddhist scholar Prof. Rahula.from Sri Lanka
http://www.youtube.com/watch?v=Pg7AJn0FstE&feature=related
Jiddu Krishnamurti & Chogyam Trungpa Rinpoche: What Is Meditation?
https://www.youtube.com/watch?v=rYvV07c0p4Y
And two discussion with Professor A W Anderson at San Diego University