The "Jack Reacher" author Lee Child told Business Insider he wants his book about the opioid crisis, "The Midnight Line," to be adapted for the show.

"That was the thing that I thought, 'How are they going to do this?'" the author says.When the main character trait of the titular hero in Reacher is that he's just really freakin' huge, how do you challenge him physically?

Television series "Reacher", based on the best-selling Jack Reacher books, returns for season three this week with the titular character going undercover.