Brad Pitt says ’12 Years a Slave’ is ‘why I got into film in the first place’

For Pitt, making “12 Years” was the very definition of what movies are for. “It’s one of those few films that cuts to the base of our humanity,” he said.

But “12 Years” features some disturbing imagery, and as the actor explained, he’s not about to show it to his youngest children (he has six with Angelina Jolie). “Maybe my eldest I would, right now,” he said. “I’d rather for the others to get a little bit older and understand the dynamics of the world a little more.”

That kind of subtle understanding is a wisdom that has come with age, and — fans, brace yourself — Pitt is about to turn 50 in December.

“I haven’t minded a bit,” he said about approaching AARP age. “I have no complaints.”

Read more/discuss.

Visit NBCNews.com for breaking news, world news, and news about the economy

You can also watch another preview here:

Full interview will be aired today.