Ian Atkinson http://www.youtube.com/user/satansbarber/videos
Nigel Armitage http://www.youtube.com/user/Nordicbadger/videos
Tandy Leather Factory http://www.youtube.com/user/TandyLeatherFactory/videos .. They are trying to sell you their stuff, but the techniques are mostly sound.
Springfield Leather http://www.youtube.com/user/SpringfieldLeatherCo/videos ... Also trying to sell you some of their stuff, but still good info.
Bruce Cheaney http://www.youtube.com/user/cheaneysaddles/videos
Eugene Pik http://www.youtube.com/user/eugenepik/videos
Chief31794 http://www.youtube.com/user/Chief31794/videos
I tried to include a variety of styles, and folks with multiple videos in the above. There are also tons of other videos to be found on youtube and vimeo. Just search and you shall find.
Do a search on Hermes bag making, or any other high end bag maker and you'll find tons of videos.
Have fun!
Bill