Late Jun-Aug. The Williamstown Theatre Festival (WTF) is a renowned festival that presents around two hundred plays, both classic and new productions, every summer on its stages, in addition to readings, workshops, and other special events. The festival was founded in 1954 and since then, a number of productions have gone to Broadway, Off-Broadway, and to theatres around the US. Roger Rees is WTF's artistic director, whom some television viewers may know as Lord John Marbury, the British Ambassador on the television show "The West Wing." Notable actors who have acted at WTF include Gwyneth Paltrow, Blythe Danner, Olympia Dukakis, Christopher Reeve, Marisa Tomei, Ron Rifkin, Richard Chamberlain, and Chris O'Donnell.