Ringer is an American crime thriller drama television series that aired on The CW from September 13, 2011, to April 17, 2012. The series stars Sarah Michelle Gellar, who plays twin sisters Bridget Kelly and Siobhan Martin. On May 13, 2011, it was reported that the project had been picked up to series by The CW. On October 12, 2011, The CW ordered a full first season of 22 episodes.Ringer received mixed reviews, though most critics praised Gellar's performance. On May 11, 2012, The CW canceled the series after one season.