Fox's 'Doc' adds four intern cast members into a post-Joan leadership vacuum for Season 3

Deadline reports Fox's 'Doc' has added Barrett Carnahan, Raffa Virago, Cecilia Lee and Kolton Stewart as recurring interns for Season 3. They enter Westside hospital after the Season 2 finale saw Joan depart and crown a new Chief Resident on her last day, leaving a leadership gap the new cohort steps into.