Entertainment Weekly did a brief video interview with Ken Leung. He describes his character Miles as being hurt or “haunted by something,” and he says that being able to communicate with the dead “can’t be a happy skill to have.” He also says that he thinks Miles is “definitely hiding something.” Hmmm …
(I don’t see any embeddable copies of the video yet. I’ll add one later if I find one. Meanwhile, you can see the video at the link above.)