Article continues below advertisementAllison Janney revealed what it was like reuniting with her The West Wing costar Bradley Whitford on The Diplomat Season 3. "I knew it was going fantastic," Janney, 65, told a news outlet in an interview published on Tuesday, July 22. "I knew all of them who did not know him were in for a treat of their lives because he is not only an excellent human being, he is a wonderful actor.