On August 20, 2006, Brian Lamb conducted a lengthy interview of Robert Spencer. The emphasis of the interview is the documentary film Islam: What the West Needs to Know. My review of the movie is HERE. The C-Span broadcast contains clips from the film.
Click HERE to watch the interview with Robert Spencer.
A transcript of the interview is HERE.
[Hat-tip to Mike's America for letting me know about the C-Span interview]
Addendum: According to commenter EyesAllAround, CAIR is expressing disapproval to C-Span for airing the interview with Robert Spencer. You can express your support of C-Span's interviewing Robert Spencer by contacting C-Span at this email address: firstname.lastname@example.org