The fourth and final season of the American crime drama television series The Killing consists of six episodes and was released on Netflix on August 1, 2014.

[7] However, in November 2013, Netflix, partnering with Fox Television Studios (the production company for The Killing), announced it had picked up the series for a fourth and final season consisting of six episodes.

[10] Cast members Mireille Enos and Joel Kinnaman return as detectives Sarah Linden and Stephen Holder, respectively.

[9] New series regulars for the fourth season include Joan Allen as Margaret Rayne, the head of an all-boys military academy.

[11] In February 2014, Sterling Beaumon, Levi Meaden, and Tyler Ross were cast as Lincoln Knopf, AJ Fielding, and Cameron Stanton (later changed to Kyle Stansbury), respectively; playing teens connected to the military academy.

The website consensus reads: "While its characters still intrigue and its atmosphere remains absorbingly dark, The Killing succumbs to silliness in its fourth season, straying into distractingly overwrought territory".