...another recent, inventive what-if? splatterfest...
—Michael Phillips Chicago Tribune
There's much here to feast upon, so chow down, gorehounds.
—Matt Stevens E!
After all the toothless, limp-dick vampire posturing in the Twilight chick flicks, it's a kick to see a balls-out, R-rated movie about bloodsuckers that doesn't spare the gore so little girls won't cry into their Twitpics of Rob Pattinson.
—Peter Travers Rolling Stone
Daybreakers is entertaining, though not quite up to the standards of 28 Days Later.
—Claudia Puig USA Today
The intriguing premise ... ends as so many movies do these days, with fierce fights and bloodshed.
—Roger Ebert Chicago Sun-Times
A bloody cautionary tale with a bloodless script.
—Maitland McDonagh Hollywood Reporter
The best thing you can say about the movie is that it pours some very old blood into a new plastic bottle.
—Owen Gleiberman Entertainment Weekly
After the dreary imitativeness of their horror-comedy debut Undead, the Spierig brothers find themselves once again on derivative ground with Daybreakers...
—Nick Schager Slant Magazine
The mood is refreshingly dystopic but Daybreakers loses focus and ultimately comes to a clattering, limp conclusion where both the film's eco-friendly themes and the emotional weight of the characters are short-changed.
—Chris Cabin filmcritic.com
...squanders Ethan Hawke and Willem Dafoe...
—Nick Pinkerton Village Voice