Here is a five-minute YouTube clip from the documentary Locked-In Syndrome (originally titled House Arrest). Although it's in French with German subtitles, you might be interested to see him in physical therapy (and see why he compares himself to the Commander in Don Giovanni), in speech therapy with Sandrine (his "Guardian Angel"), and with a friend reading to him. It begins with Claude wheeling him down a hallway to go outside.
Here is a New York Times review that appeared when The Diving Bell and the Butterfly was published.
This article explains the differences between the book and the movie that came out a couple of years ago (not the documentary that you saw clips of in class). The middle section falls into a dense legal discussion that you might want to skip, but the third section provides useful information regarding the book and the movie.
This next article appeared in a British newspaper only a year ago and gives Florence's point of view on her relationship with Jean-Do.
Lastly, click here for Charlie Rose's interview with Jean-Jacques Beineix, which we viewed in class.