i forgot about this too.
d.a. pennebaker directed the film. i think adler and philips produced it, but pennebaker was definitely the director.
http://www.imdb.com/title/tt0064689/
it was the us big-time debut for janis joplin and jimi hendrix. and the who. and ravi shankar, for that matter.
anyway, i'm about to fade out for a bit, so back to martian's question