“He's wrestling with a lot of fear,” says Dancy, “because he is so good at his job, in a sense. He has the strange capacity to fully empathize with people who do very dark things. This is frightening not only because it takes him to an uncomfortable and unpleasant place, but also because it makes him wonder what it is about himself that makes that possible.
“That's what we explore when Hannibal comes into the picture and later on in the season. Hannibal looks at Will and says, ‘OK, there's something in this guy that I find interesting and maybe even recognize,' thinking, ‘What can I do to bring that out? What can I do to encourage that, maybe even make him my friend?'
“It's that struggle for Will's soul, I guess, that is the heart of who he is and the center of this season of the show.”