How to Do a unique film flash time lapse

Nick from Greyscale Gorilla explains how he did a certain timelapse technique in conjunction with certin in-camera effects for the "Every Photo Shot for the Conan O'Brien Title Sequence" video.

The video is available here: http://greyscalegorilla.com/blog/2009/08/every-photo-shot-for-the-conan-obrien-title-sequence/