The Walking Dead‘s Dallas Roberts has joined the upcoming second season of CBS‘ drama Unforgettable, joining returning cast members Poppy Montgomery, Dylan Walsh and Jane Curtin. Roberts, repped by UTA and Circle Of Confusion, will play Eliot, who is in charge of the Major Cases Section of the NYPD. This expands Robert’s relationship with CBS — he also has a recurring role on The Good Wife. Tapped for recurring roles on Unforgettable are James Laio as Jay, a detective with expertise in a wide range of technical subjects in the Major Cases Section of the NYPD; and Tawny Cypress as Murray, a former decorated FBI agent who begins work at the Major Cases Section of the NYPD. Unforgettable, from Sony TV and CBS Studios, returns July 28.