It's pretty tough on your loved ones to try to get back into a rhythm, especially when all you want to do is do nothing.

You're working so hard and so many hours, you simply don't get to visit with everybody when you're gone for five months. That's part of the trade in we make with this career. You don't get to maintain the intimacy you would like to.One of the big things I was doing was working on reestablishing that.

I went into very deep research as to what exactly that meant and how sociopaths function psychologically and within the world.

You get a role like this in a big action movie [like Jack Reacher] and you can go one of two ways: you can paint in broad strokes, which happens a lot in action films, or you can get very detailed.

[ Tom Cruise] that kind of employee that's first to arrive, last to leave.

A sociopath can imitate emotions, where a psychopath really doesn't have that capacity. They can't fool people into thinking anything and they're usually lacking major empathy for anybody besides themselves.

I was eating with the help of a nutritionist so I was definitely putting in the appropriate calories and vitamins and minerals into my body; however, it was still so little that if I had the tiniest piece of sugar, my brain would go crazy. If I had some alcohol during the run of that play, my brain would go crazy.