Saw 3D (also known as Saw: The Final Chapter or Saw 3D: The Final Chapter) is a 2010 American 3D horror film directed by Kevin Greutert, written by Patrick Melton and Marcus Dunstan, and starring Tobin Bell, Costas Mandylor, Betsy Russell, Sean Patrick Flanery, and Cary Elwes. It is the seventh and final installment of the Saw franchise, and the only film in the series to be in 3D.