The eleventh season of Two and a Half Men premiered on CBS on September 26, 2013, and concluded on May 8, 2014. This season marks another major change in the series as Amber Tamblyn joins the cast as Jenny, Charlie’s illegitimate daughter. Tamblyn was promoted to series regular on October 2, 2013. This season is also the first and only season not to feature Angus T. Jones, who portrayed Jake Harper during the first ten seasons. He would return the following season as a guest star in the show’s final episode.