[One shot in particular that I really, really wanted to get, we ended up nailing in the previs.] Matt Reeves (Director), on the Cloverfield DVD Behind the Scenes

Hotel For Dogs ­ Unreleased

The Third Floor was brought on during the early stages of the film to help visualize sequences in a conceptual form. Because of the head start, the artists had an opportunity to suggest ideas that ultimately inspired the final product. Previsualization helped push the movie forward throughout production.