How to Find a Thrillingly Good Thrill of a Mall in America

Now Playing: ‘The Walking Dead’ Star Scott M. Gimple to Leave AMC to Join HBO Now Playing.

Now Playing ‘Star Trek Beyond’: First Look at the Official Trailer Now Playing’ Star Robert Picardo Joins ‘Star Wars: Episode VIII’ Now Playing.’

Now Playing:’Lost’ Season 3: Where is Kate Siegel’s Character?

Now Playing’: Meet the Man Behind ‘The Big Short’ Now … More