<P> Priyanka Chopra stars as Alex Parrish, who after graduating from the academy, joins the agency . She later becomes a prime suspect for masterminding the biggest terror attack on New York City since the September 11 attacks, following a terrorist attack on the Grand Central Terminal . The series (up to the 35th episode) featured two timelines--the present where Parrish runs from captivity to prove her innocence and the past which showed her and her fellow recruits training at the academy, revealing various detail about their previous lives . Later, it switched to one timeline . Every episode's title for the first season are the last word spoken in the episode, while for the second season, the episode's titles are CIA cryptonyms . </P> <P> Quantico's first season episodes were primarily shot in Montreal and later the production moved to New York for its second season . The first 30 episodes have been broadcast on Sunday nights at 10: 00 pm Eastern Standard Time (EST), before shifting to Monday nights at 10: 00 pm . All episodes are approximately forty - three minutes, excluding commercials and are broadcast in both high - definition and standard . The series' episodes are also available for download at the iTunes Store and Amazon Video . ABC video on demand also releases recent episodes of the show for temporary viewing . Recent episodes are available on ABC's official Quantico website and on Hulu and Xfinity . On August 23, 2016, the first season became available to stream instantly on Netflix in various countries . </P> <P> On May 15, 2017, ABC renewed the series for a third season consisting of 13 episodes, which premiered on April 26, 2018 . On May 11, 2018, ABC cancelled the show after three seasons . As of July 13, 2018, 54 episodes of Quantico have aired . </P> <Table> <Tr> <Th_colspan="2"> Season </Th> <Th_colspan="2"> Episodes </Th> <Th_colspan="2"> Originally aired </Th> <Th_colspan="2"> Nielsen ratings </Th> </Tr> <Tr> <Th> First aired </Th> <Th> Last aired </Th> <Th> Rank </Th> <Th> Viewers (in millions) </Th> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 22 </Td> <Td_colspan="1"> September 27, 2015 (2015 - 09 - 27) </Td> <Td> May 15, 2016 (2016 - 05 - 15) </Td> <Td> 55 </Td> <Td> 8.05 </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 22 </Td> <Td_colspan="1"> September 25, 2016 (2016 - 09 - 25) </Td> <Td> May 15, 2017 (2017 - 05 - 15) </Td> <Td> 99 </Td> <Td> 4.53 </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 13 </Td> <Td_colspan="1"> April 26, 2018 (2018 - 04 - 26) </Td> <Td> August 3, 2018 (2018 - 08 - 03) </Td> <Td> TBA </Td> <Td> TBA </Td> </Tr> </Table>

How many episodes are there in season 3 of quantico