Mercy is a drama which aired in September 2-3, 2009 to May 12, 2010. The show initially aired as part of the 2009 autumn season at 8/7c, on Wednesday nights, but has been pushed back in April to 9/8c. On October 2-3, 2009, Mercy was picked to get a whole year old. On May 14, 2010, NBC announced that Mercy was cancelled and would not go back for another season due to low ratings.