Here is a short excerpt from the cast: Seth Rogen, Elijah Wood, Will Arnett, Susan Sarandon, Stanley Tucci, Ted Danson, Steve Buscemi, Kirsten Dunst, Will Ferrell, John C. Reilly and many more. Check the IMDb site if you're not impressed yet.
[update]: The video has been removed. I'll be looking for another version of it somewhere. In the meantime, enjoy the trailer.
[update]: Found another version on vimeo. Let's enjoy it while it lasts.
B.B. - F.F.Y.R. (R.) from Whitey Blackman on Vimeo.