Instant Storyboarding For Photoshop: Mr. Stacks
Mr. Stacks is a Photoshop script for quickly and automatically creating storyboards, stacks, and PDF(s) to be used in client presentations, CD check-ins. etc.
Just take any normal sized banner, define few options like the name, background color or "numbering to be printed over them" and your storyboard is ready. Afterward, they can be exported into various files types including PDF
Simply, it helps a lot in accomplishing one of the most monotonous tasks in art direction.