Reacher season 3 has a genius replacement for season 2's David O'Donnell, and it is not the character anyone expected. Since season 1, Amazon's Reacher has loyally adapted most elements from the original Lee Child Jack Reacher novels. While the show's ability to capture its source material's essence is one of its biggest strengths, it also creates some narrative issues. For instance, since each Lee Child novel unfolds in a new setting and features a new set of characters, the show seems to have little room to bring back familiar faces or build lasting relationships for Jack Reacher.

Since Reacher season 3 is adapting Lee Child's Persuader, none of season 2's characters, except Jack Reacher and Frances Neagley, are expected to return. Although Karla Dixon and David O'Donnell were great additions to the show's roster, their return seems unlikely because they are not a part of the original book's narrative. Interestingly, however, Reacher...