<P> The Strain is an American horror drama television series that aired on FX from July 13, 2014, to September 17, 2017 . It was created by Guillermo del Toro and Chuck Hogan, based on their novel trilogy of the same name . Carlton Cuse serves as executive producer and showrunner . Del Toro and Hogan wrote the pilot episode, "Night Zero", which del Toro directed . A thirteen - episode first season was ordered on November 19, 2013 . The pilot episode premiered at the ATX Television Festival in Austin, Texas, in early June 2014 . </P> <P> On August 6, 2014, FX renewed The Strain for a 13 - episode second season which premiered on July 12, 2015 . On August 7, 2015, FX renewed The Strain for a 10 - episode third season which premiered on August 28, 2016 . FX renewed the series for a fourth and final season on September 27, 2016, which premiered on July 16, 2017 . During the course of the series, 46 episodes of The Strain aired over four seasons . </P> <P> The show centers around Dr. Ephraim Goodweather, the head of the CDC's New York - based Canary Project, who is called upon to investigate an airplane landing wherein everyone aboard is dead . What his team discovers is a viral outbreak that has similarities to an ancient strain of vampirism . The virus begins to spread and Goodweather works with his team and a group of the city's residents to wage a war to save humanity . </P> <Ul> <Li> Corey Stoll as Dr. Ephraim "Eph" Goodweather, the head of the CDC Canary Team in New York City . </Li> <Li> David Bradley as Professor Abraham Setrakian, a Holocaust survivor turned New York pawnbroker . Jim Watson portrays a young Setrakian in flashbacks . </Li> <Li> Mía Maestro as Dr. Nora Martinez, a member of the CDC Canary Team and Eph's closest ally . (seasons 1--2) </Li> <Li> Kevin Durand as Vasiliy Fet, a once - solitary rat exterminator of Ukrainian descent, who is caught up in the fight for humanity . </Li> <Li> Jonathan Hyde as Eldritch Palmer / The Master, an elderly billionaire invalid driven to obtain immortality . Charlie Gallant portrays a young Palmer in flashbacks . </Li> <Li> Richard Sammel as Thomas Eichhorst, an undead vampire acolyte of the Master who has a 70 - year history with Setrakian . In his former life, he was a Nazi commander at the Treblinka extermination camp in German - occupied Poland . </Li> <Li> Sean Astin as Jim Kent, a CDC administrator who works with Eph and Nora . (season 1, guest season 2) </Li> <Li> Jack Kesy as Gabriel Bolivar / The Master, a philandering rock star with an appetite for recreational drugs and is one of the Master's vampire acolytes before becoming the Master's host body . (seasons 1--2, recurring season 3) </Li> <Li> Natalie Brown as Kelly Goodweather, Eph's estranged wife . (seasons 1--3, recurring season 4) </Li> <Li> Miguel Gomez as Augustin "Gus" Elizalde, a gang member who just got out of juvenile prison . </Li> <Li> Ben Hyland (season 1) and Max Charles (seasons 2--4) as Zach Goodweather, the son of Ephraim and Kelly . </Li> <Li> Robin Atkin Downes as the voice of the Master, one of the seven Ancient vampires and the series' central antagonist . </Li> <Li> Ruta Gedmintas as Dutch Velders, an internet hacker hired by Palmer, who turns against the company when she realizes what she has done . (recurring season 1, main seasons 2--4) </Li> <Li> Rupert Penry - Jones as Mr. Quinlan, a half - vampire with a vendetta against the Master . (seasons 2--4) </Li> <Li> Samantha Mathis as Justine Feraldo, a tenacious New York City councilwoman for Staten Island . (recurring season 2, main season 3) </Li> <Li> Joaquín Cosío as Angel Guzman Hurtado, a retired wrestler once known as "The Silver Angel". (recurring season 2, main season 3) </Li> </Ul>

When does season 4 of the strain get to hulu