Well, that was bracing. For most of “One More,” it seems as though we’re going to just be doing another gloss on the whole “Are people still worth saving? Is there still beauty in the world?” shtick The Walking Dead has done a hundred times before. (That might not even be hyperbole at this point.) Guest star Robert Patrick is there, playing a menacing guy who has taken Gabriel and Aaron prisoner, and is forcing them to play Russian roulette, with one caveat: They can point the gun at themselves or the other man, and pull the trigger. He wants them to keep going until one of the tw...