Say what you will of pricey DLC and the new content delivery model the games industry has adopted, but today's information regarding the upcoming "Escalation" map-pack for Call of Duty: Black Ops is pretty nerdtastic.

Activision and Treyarch have unveiled the talent line-up to feature in the new zombie map coming with the forthcoming downloadable content, "Call of the Dead", which is "inspired" by George A. Romero and features the likeness and voices of Danny Trejo, Sarah-Michelle Gellar, Robert Englund, Michael Rooker and the aforementioned king of zombie flicks and lore, George A. Romero.

Could be worth the price of admission now. Watch the grindhouse-inspired trailer below, or click here for the HD option.