Title: List of The Killing episodes
Content:  The Killing is an American serial crime drama television series developed by Veena Sud, based on the Danish series of the same name that premiered on AMC on April 3, 2011. The first two seasons center on the homicide of a young girl, Rosie Larsen, and its ensuing consequences on the police force, the suspects, and her distraught family. The third and fourth seasons focus on separate murder investigations. It stars Mireille Enos and Joel Kinnaman as two homicide detectives, as they investigate crimes in Seattle, Washington. On July 27, 2012, AMC canceled the series after two seasons. However, on January 15, 2013, AMC and Fox Television Studios announced that the series had been renewed for a third season. On September 10, 2013, AMC canceled the series again after three seasons. However, on November 15, 2013, Netflix ordered a fourth and final season of six episodes, which was released on August 1, 2014.
Title: The Killing (season 4)
Content:  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. Netflix picked up the series after it was canceled by AMC in 2013.
Title: The Killing (season 4)
Content:  AMC, the network which broadcast the first three seasons, canceled the series after its second season, and revived it for a third, ultimately cancelling it again after the third season in September 2013. 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. Series developer and executive producer Veena Sud returned as showrunner, with Dawn Prestwich and Nicole Yorkin returning as writers and executive producers. Because they are airing on Netflix, episodes in the fourth season have a longer running time of approximately 55–59 minutes compared to 43 minutes when the series aired on AMC with commercials, and characters are able to use stronger profanity.
Title: The Killing (American TV series)
Content:  AMC ultimately canceled the series after the third season in September 2013. However, in November 2013, two months after its cancellation, Netflix announced it had picked up The Killing for a fourth and final season consisting of six episodes. Cast members Mireille Enos and Joel Kinnaman returned, with Veena Sud as showrunner, and executive producers Dawn Prestwich and Nicole Yorkin returning as writers.
Title: The Killing (American TV series)
Content:  The Killing is an American crime drama television series that premiered on April 3, 2011, on AMC, based on the Danish television series Forbrydelsen ('The Crime'). The American version was developed by Veena Sud and produced by Fox Television Studios and Fuse Entertainment. Set in Seattle, Washington, the series follows the various murder investigations by homicide detectives Sarah Linden (Mireille Enos) and Stephen Holder (Joel Kinnaman). AMC announced the series's cancellation in July 2012, but picked it up for a third season after a renegotiation with Fox Television Studios and Netflix. The Killing was again cancelled by AMC in September 2013, but Netflix announced in November 2013 that it had ordered a fourth season consisting of six episodes to conclude the series. The complete fourth season was released on Netflix on August 1, 2014.
Title: The Killing (Danish TV series)
Content:  The first series consists of twenty fifty-minute episodes, which follow the police investigation into the murder of a young woman from its commencement on 3 November to its conclusion on 22 November. The first ten episodes were shown on DR1 each Sunday from early January to the middle of March 2007 and the intention was to show the remaining ten episodes in January–March 2008; it was so popular in Denmark that in early March it was announced that the final ten episodes would be brought forward to the autumn of 2007; they were shown from late September to late November 2007.
Title: The Killing (American TV series)
Content:  In March 2013, Netflix closed negotiations with Fox Television Studios with a deal to be the exclusive subscription service for the series' third season. Netflix streamed the season approximately three months after its finale. It already provided the first two seasons. In November 2013, Netflix announced it picked up the series for a fourth and final season after AMC had canceled it. By July 2018, it was reported that the first three seasons would be removed from Netflix on August 1, 2018. However, all four seasons were removed from the service in several countries on that date, with only Australia and New Zealand still hosting the complete series and Japan hosting the fourth season. , the complete series is streaming in the United States on both Hulu and Amazon Prime Video, with none of the seasons hosted on Netflix.
Title: The Killing (Danish TV series)
Content:  In 2011, a US remake was produced by the American cable network AMC. The original series was not broadcast in the US. A remake was produced by Fox Television Studios for the American cable network AMC. It premiered on 3 April 2011 and ran for two seasons before being cancelled on 27 July 2012. However, on 8 November 2012, it was confirmed that Fox Television Studios were in final negotiations with Netflix in order to continue the series for a third season. AMC, who had originally cancelled the show, was also included in part of the deal. The deal in question gives the network the privilege of airing the new episodes before they are hosted by Netflix in return for sharing 
Title: The Killing (American TV series)
Content:  with Netflix. Variety reported on November 30, 2012, that the show would be returning to AMC, planning for a May 2013 debut, with production set to begin months before that. Cast members Mireille Enos and Joel Kinnaman were confirmed to return, with Veena Sud as showrunner and returning writers including executive producers Dawn Prestwich and Nicole Yorkin. On December 12, 2012, it was confirmed that cast members Billy Campbell, Michelle Forbes, and Brent Sexton would not return for the third season. On January 15, 2013, AMC and Fox Television Studios announced that the series had been renewed for a 12-episode third season. Production started on February 25, 2013, in Vancouver, British Columbia, Canada, and ended on June 25, 2013.
Title: The Killing (American TV series)
Content:  AMC announced on July 27, 2012 that the series would not be renewed for a third season. However, Fox Television Studios announced that they were attempting to shop the show to other networks. In August 2012, it was revealed that Fox Television Studios was in talks with both DirecTV and Netflix in an attempt to revive the series. In November 2012, it was confirmed that Fox Television Studios was in final negotiations with Netflix to continue the series for a third season. AMC, which had originally canceled the show, was also included in the deal, which would gain the network the privilege of airing the new episodes before being hosted by Netflix, in return for sharing any associated production 

Question: how many episodes of the killing on netflix?
Answer: 6.
six.