"We've seen baddies in this show," Cohan told us in January. "We saw the Governor, this charming sociopath, basically. Negan is an interesting character . . . there is a rhyme to his reason, it just doesn't happen to be a rhyme that's very good for our group. I can say that. He runs his town with a very tight rope, or with very tight reins. Yeah, so it's scary . . . [he's] the worst yet."