adywan said:
Here is Mark Hamill introducing the clip
http://www.youtube.com/watch?v=jKdWtBOM0J0&playnext=1&videos=no8PRIAeokM
It's definitely Mark and not a double
Thanks for that - he even says at the beginning he didn't remember doing that scene (or had vague memories of it) until he saw it again.
Move on folks ;)