We're sure that following whatever events that may have transpired last night, your avarice for zombie-related media is at an all-time high. After all, Halloween is arguably the official holiday of the undead, next to Zombie Abraham Lincoln Day, which is only observed in certain parts of Illinois. To slake your thirst for those shambling brain-eaters, we've posted the opening cinematic for Valve's upcoming co-op survival sim, Left 4 Dead, after the jump.

We should warn you, it may increase your anticipation for the title to a level that causes you to begin feverishly working on a time machine with which to jump to the game's November 18 release. If you don't have the funding or free time for such an ambitious project, you'd be wise to skip ahead.

This article was originally published on Joystiq.