The West Wing was produced by Warner Bros. Television and features an ensemble cast, including Rob Lowe, Dulé Hill, Allison Janney, Richard Schiff, John Spencer, Bradley Whitford, Martin Sheen, Janel Moloney, and Stockard Channing. For the first four seasons, there were three executive producers: Sorkin (lead writer of the first four seasons), Thomas Schlamme (primary director), and John Wells. After Sorkin left the series at the end of the fourth season, Wells assumed the role of head writer, with later executive producers being directors Alex Graves and Christopher Misiano (seasons 6–7), and writers Lawrence O'Donnell and Peter Noah (season 7).
the west wing was produced by warner bros television and features an ensemble cast including rob lowe dulé hill allison janney richard schiff john spencer bradley whitford martin sheen janel moloney and stockard channing for the first four seasons there were three executive producers sorkin (lead writer of the first four seasons) thomas schlamme (primary director) and john wells after sorkin left the series at the end of the fourth season wells assumed the role of head writer with later executive producers being directors alex graves and christopher misiano (seasons 6–7) and writers lawrence o'donnell and peter noah (season 7)