Toon Boom Storyboard Pro is the leading storyboarding software for visual storytelling, perfectly suited to traditional and paperless methods.
Developed in conjunction with expert storyboard artists, Toon Boom Storyboard Pro speeds up production planning and enables you to reach new heights with increased production integration.
Storyboard Pro helps you take an idea and translate it into a visual story that will become a complete production, whether animated or live-action.
http://www.toonboom.com/products/storyboardpro
You can download a 30 day trial here:
http://www.toonboom.com/products/trial_dwn