Bethesda Softworks has finally announced the voice cast of the new addon for Fallout 3, called Fallout: New Vegas. The new entry is under development by Obsidian Entertainment, and to be released on 19 October in North America and on the 22th in Europe.
Fallout: New Vegas features many celebrity actors and actresses who are famous and well-known among science fiction and fantasy fans. Bethesda also promises other celebrity cameos not revealed yet. Featured voices are the following: Ron Perlman returns as the narator like the previous Fallout episodes. Matthew Perry plays Benny, a smooth-talking gangster, while Wayne Newton gives his voice to Mr. New Vegas, a radio DJ of the Wasteland.

You can check the full list of voice actors here.