“I think that’s very dangerous,” he says. “When you start taking a fantastical world like this, and try to apply the logic of this show to the real world, [it] is absolutely ridiculous and insane. I very strongly disagree with the idea that we need Jack Bauers out there in the world doing that.”
Article looking at the politics of the show, includes a brief interview with Kiefer.
source : suntimes.com